Subclasses list- 1 Hetero ring is six-membered consisting of one nitrogen and five carbons
Patents: 167 Patent Applications: 24 - 2 Heavy metal or aluminum containing
Patents: 454 Patent Applications: 361 - 3 Arsenic containing
Patents: 21 Patent Applications: 6 - 4 The metal bonded directly to carbon, which carbon is a ring carbon of the six-membered hetero ring or which carbon is attached directly or indirectly to the six-membered hetero ring by nonionic bonding
Patents: 146 Patent Applications: 291 - 5 The metal is bonded directly to chalcogen of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens, which group is attached directly or indirectly to the six-membered hetero ring by nonionic bonding
Patents: 142 Patent Applications: 30 - 6 The metal is bonded directly to chalcogen which chalcogen is attached directly or indirectly to the six-membered hetero ring by nonionic bonding
Patents: 196 Patent Applications: 65 - 7 The chalcogen is bonded directly to ring carbon of a quinoline ring system (including hydrogenated)
Patents: 66 Patent Applications: 26 - 8 The metal is in an anion and the six-membered hetero ring is in a cation
Patents: 67 Patent Applications: 9 - 9 The metal is bonded directly to halogen in the anion
Patents: 52 Patent Applications: 6 - 10 Polycyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 199 Patent Applications: 180 - 11 Piperidine containing
Patents: 80 Patent Applications: 8 - 12 Azide or acyclic nitrogen containing
Patents: 79 Patent Applications: 64 - 13 Boron containing
Patents: 198 Patent Applications: 147 - 14 Silicon containing
Patents: 658 Patent Applications: 200 - 15 Spiro
Patents: 529 Patent Applications: 303 - 16 The spiro includes the six-membered hetero ring
Patents: 373 Patent Applications: 311 - 17 Polycyclo ring system having one of the two rings which form the spiro as one of the cyclos
Patents: 220 Patent Applications: 138 - 18 Polycyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 280 Patent Applications: 121 - 19 At least three ring hetero atoms in the two rings which form the spiro
Patents: 230 Patent Applications: 71 - 20 At least three ring nitrogens in the two rings which form the spiro
Patents: 139 Patent Applications: 58 - 21 Phosphorus attached directly to the six-membered hetero ring by nonionic bonding
Patents: 188 Patent Applications: 40 - 22 Phosphorus attached indirectly to the six-membered hetero ring by nonionic bonding
Patents: 597 Patent Applications: 254 - 23 Polycyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 312 Patent Applications: 87 - 24 Chalcogen bonded directly to ring carbon of the six-membered hetero ring
Patents: 203 Patent Applications: 20 - 25 The phosphorus is bonded directly to the chalcogen
Patents: 96 Patent Applications: 10 - 26 Polycyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 65 Patent Applications: 28 - 27 The polycyclo ring system has at least ten cyclos and at least four ring nitrogens
Patents: 23 Patent Applications: 17 - 28 Nonacyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 26 Patent Applications: 21 - 29 The six-membered hetero ring shares ring nitrogen with a five-membered cyclo which contains additional ring nitrogen
Patents: 8 Patent Applications: 2 - 30 Octacyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 7 Patent Applications: 2 - 31 Plural ring hetero atoms in the octacyclo ring system (e.g., flavanthrone, cepharanthrine, etc.)
Patents: 22 Patent Applications: 2 - 32 At least four ring nitrogens in the octacyclo ring system (e.g., naphthoylene dibenzimidazole, etc.)
Patents: 13 Patent Applications: 5 - 33 Heptacyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 19 Patent Applications: 2 - 34 Two of the cyclos share at least three ring members (e.g., protoveratrine, etc.)
Patents: 23 Patent Applications: 4 - 35 At least three ring hetero atoms in the heptacyclo ring system
Patents: 39 Patent Applications: 11 - 36 Plural ring hetero atoms in the heptacyclo ring system
Patents: 45 Patent Applications: 18 - 37 Ring carbon is shared by three of the cyclos (e.g., perylene tetracarboxylic acid diimide, etc.)
Patents: 169 Patent Applications: 81 - 38 Hexacyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 33 Patent Applications: 24 - 39 Two of the cyclos share at least three ring members (e.g., etheno morphides, etc.)
Patents: 60 Patent Applications: 38 - 40 Plural ring nitrogens in the hexacyclo ring system (e.g., reserpic acid lactone, etc.)
Patents: 19 Patent Applications: 11 - 41 Plural ring hetero atoms in the hexacyclo ring system
Patents: 124 Patent Applications: 24 - 42 Pentacyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 40 Patent Applications: 17 - 43 Two of the cyclos share at least three ring members (i.e., bridged)
Patents: 50 Patent Applications: 5 - 44 One of the five cyclos is five-membered and includes ring chalcogen (e.g., codeine, morphine, etc.)
Patents: 164 Patent Applications: 93 - 45 Nitrogen or divalent chalcogen double bonded directly to carbocyclic ring of the pentacyclo ring system (e.g., morphinones, etc.)
Patents: 141 Patent Applications: 115 - 46 A single chalcogen is bonded directly to ring carbon of the pentacyclo ring system (e.g., desoxy morphine, etc.)
Patents: 70 Patent Applications: 38 - 47 Plural ring hetero atoms in the pentacyclo ring system
Patents: 48 Patent Applications: 13 - 48 Three or more ring hetero atoms in the pentacyclo ring system
Patents: 294 Patent Applications: 118 - 49 Two ring nitrogens in the pentacyclo ring system (e.g., quinacridones, etc.)
Patents: 157 Patent Applications: 25 - 50 Ring nitrogen is shared by two of the cyclos (e.g., yohimbanes, etc.)
Patents: 16 Patent Applications: 5 - 51 Ring nitrogen is shared by five-membered cyclo and six-membered cyclo (e.g., vincamine, etc.)
Patents: 119 Patent Applications: 36 - 52 Additional ring nitrogen in the five-membered cyclo
Patents: 28 Patent Applications: 8 - 53 Having -C(=X)-, wherein X is chalcogen, bonded directly to ring carbon of the pentacyclo ring system and also bonded directly to chalcogen or nitrogen
Patents: 12 Patent Applications: 2 - 54 Plural chalcogens bonded directly to the same cyclo as is the -(C=X)- group
Patents: 4 Patent Applications: 0 - 55 Trialkoxybenzoyl bonded directly to at least one of the chalcogens (e.g., reserpine, etc.)
Patents: 3 Patent Applications: 1 - 56 Three or more ring carbons of the pentacyclo ring system are substituted (e.g., substituted quinacridones, etc.)
Patents: 98 Patent Applications: 5 - 57 Three or more chalcogens containing
Patents: 41 Patent Applications: 6 - 58 The pentacyclo ring system consists of five six-membered cyclos (e.g., anthraquinonebenzacridones, etc.)
Patents: 26 Patent Applications: 7 - 59 Nitrogen attached directly to the pentacyclo ring system by nonionic bonding
Patents: 8 Patent Applications: 2 - 60 An additional ring is bonded directly to the nitrogen
Patents: 2 Patent Applications: 1 - 61 Tetracyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 128 Patent Applications: 60 - 62 Plural ring hetero atoms in the tetracyclo ring system (e.g., acronycines, etc.)
Patents: 129 Patent Applications: 48 - 63 Two of the cyclos share at least three ring member (i.e., bridged)
Patents: 80 Patent Applications: 23 - 64 Three or more ring hetero atoms in the tetracyclo ring system
Patents: 157 Patent Applications: 46 - 65 Plural ring chalcogens in the tetracyclo ring system
Patents: 100 Patent Applications: 13 - 66 Ring carbon is shared by three of the cyclos
Patents: 107 Patent Applications: 43 - 67 The three cyclos consist of two carbocyclic rings and a five-membered hetero ring which includes a ring nitrogen (e.g., ergolines, etc.)
Patents: 113 Patent Applications: 10 - 68 Chalcogen or nitrogen bonded directly to ring carbon of the six-membered hetero ring
Patents: 90 Patent Applications: 4 - 69 Having -C(=X)-, wherein X is chalcogen, bonded directly to the six-membered hetero ring (e.g., lysergic acid, etc.)
Patents: 105 Patent Applications: 10 - 70 Two ring nitrogens in the tetracyclo ring system
Patents: 207 Patent Applications: 46 - 71 Ring nitrogen is shared by two of the cyclos
Patents: 58 Patent Applications: 18 - 72 Two of the cyclos share at least three ring members or a ring carbon is shared by three of the cyclos (i.e., bridged or peri-fused)
Patents: 56 Patent Applications: 7 - 73 The six-membered hetero ring shares ring members with one other cyclo only (e.g., pyrrocolines, etc.)
Patents: 11 Patent Applications: 1 - 74 Two of the cyclos share at least three ring members (e.g., morphinans, etc.)
Patents: 115 Patent Applications: 52 - 75 Ring carbon is shared by three of the cyclos
Patents: 63 Patent Applications: 23 - 76 Chalcogen bonded directly to ring carbon of the six-membered hetero ring (e.g., anthrapyridones, etc.)
Patents: 66 Patent Applications: 23 - 77 The six-membered hetero ring shares ring members with one other cyclo only
Patents: 163 Patent Applications: 23 - 78 Plural chalcogens bonded directly to carbocyclic rings of the tetracyclo ring system (e.g., pyridoanthraquinones, etc.)
Patents: 45 Patent Applications: 8 - 79 Tricyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 198 Patent Applications: 48 - 80 Plural ring hetero atoms in the tricyclo ring system
Patents: 237 Patent Applications: 87 - 81 Plural ring nitrogens in the tricyclo ring system
Patents: 212 Patent Applications: 78 - 82 Three or more ring hetero atoms in the tricyclo ring system
Patents: 410 Patent Applications: 243 - 83 At least one of the ring hetero atoms is chalcogen
Patents: 204 Patent Applications: 74 - 84 One of the cyclos is five-membered
Patents: 274 Patent Applications: 79 - 85 The six-membered hetero ring shares ring members with the five-membered cyclo only (e.g., pyrido-indoles, etc.)
Patents: 176 Patent Applications: 90 - 86 Chalcogen bonded directly to ring carbon of the tricyclo ring system
Patents: 194 Patent Applications: 50 - 87 Nitrogen attached directly or indirectly to the tricyclo ring system by nonionic bonding
Patents: 185 Patent Applications: 59 - 88 Phenanthrolines (including hydrogenated)
Patents: 75 Patent Applications: 58 - 89 Ring oxygen in the tricyclo ring system
Patents: 314 Patent Applications: 67 - 90 Plural ring oxygens in the tricyclo ring system
Patents: 161 Patent Applications: 36 - 91 Tropane and oxirane in the tricyclo ring system
Patents: 47 Patent Applications: 32 - 92 Plural chalcogens bonded directly to ring carbons of the tricyclo ring system
Patents: 93 Patent Applications: 13 - 93 One of the cyclos has at least seven members
Patents: 234 Patent Applications: 37 - 94 Ring nitrogen is shared by two of the cyclos
Patents: 273 Patent Applications: 89 - 95 Benzo(a)quinolizines (including hydrogenated)
Patents: 104 Patent Applications: 37 - 96 Additional polycyclo ring system having ring nitrogen (e.g., emetine, etc.)
Patents: 23 Patent Applications: 1 - 97 Two of the cyclos share at least three ring carbons (e.g., benzomorphans, etc.)
Patents: 128 Patent Applications: 38 - 98 Ring carbon is shared by each of the three cyclos (e.g., 1,8 naphthalimides, etc.)
Patents: 122 Patent Applications: 44 - 99 Nitrogen, other than as nitro or nitroso, attached directly or indirectly to the tricyclo ring system by nonionic bonding
Patents: 125 Patent Applications: 18 - 100 The nitrogen is bonded directly to a carbocyclic ring of the tricyclo ring system
Patents: 82 Patent Applications: 12 - 101 Each of the three cyclos is six-membered (e.g., benzoquinolines, etc.)
Patents: 205 Patent Applications: 42 - 102 Acridines (including hydrogenated)
Patents: 183 Patent Applications: 52 - 103 Chalcogen bonded directly to ring carbon of the six-membered hetero ring
Patents: 117 Patent Applications: 18 - 104 Nitrogen, other than as nitro or nitroso, attached directly or indirectly to the acridine ring system by nonionic bonding
Patents: 191 Patent Applications: 29 - 105 The nitrogen is bonded directly to ring carbon of the six-membered hetero ring
Patents: 63 Patent Applications: 6 - 106 The nitrogen is part of a substituent which contains additional nonionically bonded nitrogen
Patents: 65 Patent Applications: 10 - 107 Plural nitrogens, other than as nitro or nitroso, attached directly to the carbocyclic rings of the acridine ring system (e.g., 3,6-diaminoacridines, etc.)
Patents: 50 Patent Applications: 3 - 108 Phenanthridines (including hydrogenated)
Patents: 124 Patent Applications: 30 - 109 Unsaturated ring bonded directly to ring carbon of the six-membered hetero ring
Patents: 34 Patent Applications: 19 - 110 Chalcogen or -C(=X)-, wherein X is chalcogen, attached directly to the six membered hetero ring by nonionic bonding
Patents: 84 Patent Applications: 11 - 111 The tricyclo ring system consists of a five-membered carbocyclic ring ortho fused to both a six-membered carbocyclic ring and the six-membered hetero ring (e.g., indenopyridines, etc.)
Patents: 67 Patent Applications: 19 - 112 Bicyclo ring system having the six-membered hetero ring as one of the cyclos
Patents: 629 Patent Applications: 183 - 113 Plural ring hetero atoms in the bicyclo ring system
Patents: 524 Patent Applications: 545 - 114 Ring sulfur in the bicyclo ring system
Patents: 598 Patent Applications: 493 - 115 Ring oxygen in the bicyclo ring system
Patents: 336 Patent Applications: 188 - 116 Acyclic chalcogen bonded directly to ring carbon of the bicyclo ring system
Patents: 331 Patent Applications: 67 - 117 At least four ring nitrogens in the bicyclo ring system
Patents: 77 Patent Applications: 112 - 118 Three ring nitrogens in the bicyclo ring system
Patents: 600 Patent Applications: 431 - 119 Two of the ring nitrogens are bonded directly to each other
Patents: 240 Patent Applications: 324 - 120 Having -C(=X)-, wherein X is chalcogen, bonded directly to the bicyclo ring system
Patents: 138 Patent Applications: 52 - 121 Ring nitrogen is shared by the two cyclos
Patents: 466 Patent Applications: 359 - 122 The other cyclo in the bicyclo ring system is also six-membered (e.g., naphthyridines, etc.)
Patents: 468 Patent Applications: 363 - 123 Chalcogen and -C(=X)-, wherein X is chalcogen, bonded directly to ring carbons of the bicyclo ring system (e.g., 4-oxo-naphthyridine -3-carboxylic acid, etc.)
Patents: 309 Patent Applications: 136 - 124 Tropanes (including nor and dehydro forms)
Patents: 153 Patent Applications: 70 - 125 Additional hetero ring containing
Patents: 150 Patent Applications: 84 - 126 Additional polycyclo ring system having the additional hetero ring as one of the cyclos
Patents: 134 Patent Applications: 64 - 127 Chalcogen bonded directly to ring carbon of the tropane ring system
Patents: 57 Patent Applications: 12 - 128 Polycyclo-carbocyclic ring system
Patents: 21 Patent Applications: 10 - 129 Additional chalcogen attached directly or indirectly to the tropane ring system by nonionic bonding
Patents: 35 Patent Applications: 5 - 130 Three or more oxygens attached directly or indirectly to the tropane ring system by nonionic bonding
Patents: 47 Patent Applications: 9 - 131 Hydroxy containing or containing oxy bonded directly to a Group IA or Group IIA light metal (i.e., -OH or -OM containing)
Patents: 31 Patent Applications: 5 - 132 Having -C(=X)-, wherein X is chalcogen, bonded directly to the tropane ring system
Patents: 61 Patent Applications: 21 - 133 Quinuclidines (including unsaturated)
Patents: 305 Patent Applications: 114 - 134 Quinoline containing (including hydrogenated)
Patents: 140 Patent Applications: 40 - 135 Additional hetero ring containing
Patents: 128 Patent Applications: 37 - 136 Three or more chalcogens attached indirectly to the quinuclidine ring system by nonionic bonding
Patents: 49 Patent Applications: 4 - 137 Chalcogen bonded directly to ring carbon of the quinuclidine ring system
Patents: 143 Patent Applications: 67 - 138 Quinolizines (including hydrogenated)
Patents: 115 Patent Applications: 56 - 139 Isoquinolines (including hydrogenated)
Patents: 354 Patent Applications: 99 - 140 Plural isoquinoline ring systems attached directly or indirectly to each other by nonionic bonding
Patents: 118 Patent Applications: 47 - 141 Chalcogen attached directly to the six-membered hetero ring by nonionic bonding
Patents: 543 Patent Applications: 198 - 142 Plural chalcogens attached directly to the six-membered hetero ring by nonionic bonding
Patents: 225 Patent Applications: 24 - 143 Nitrogen, other than as nitro or nitroso, attached directly to the isoquinoline ring system by nonionic bonding
Patents: 376 Patent Applications: 123 - 144 Unsaturated ring attached directly to the six-membered hetero ring by nonionic bonding
Patents: 322 Patent Applications: 78 - 145 Acyclic nitrogen double or triple bonded to carbon which is attached directly or indirectly to the isoquinoline ring system by nonionic bonding
Patents: 185 Patent Applications: 13 - 146 Having -C(=X)-, wherein X is chalcogen, attached directly or indirectly to the isoquinoline ring system by nonionic bonding
Patents: 656 Patent Applications: 301 - 147 The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
Patents: 365 Patent Applications: 57 - 148 Unsaturated hetero ring attached indirectly to the isoquinoline ring system by nonionic bonding
Patents: 296 Patent Applications: 210 - 149 Unsaturated carbocyclic ring attached indirectly to the six-membered hetero ring through an acyclic hydrocarbon chain
Patents: 190 Patent Applications: 27 - 150 Single bond between 3,4-positions
Patents: 117 Patent Applications: 26 - 151 N-alkyl or N-alkenyl isoquinoliniums which are otherwise unsubstituted or alkyl or alkenyl substituted only
Patents: 21 Patent Applications: 4 - 152 Quinolines (including hydrogenated)
Patents: 501 Patent Applications: 172 - 153 Chalcogen attached directly to the six-membered hetero ring by nonionic bonding
Patents: 955 Patent Applications: 318 - 154 Polycyclo-carbocyclic ring system bonded directly to the six-membered hetero ring (e.g., quinophthalones, etc.)
Patents: 69 Patent Applications: 7 - 155 Plural chalcogens attached directly to the six-membered hetero ring by nonionic bonding
Patents: 399 Patent Applications: 66 - 156 Having -C(=X)-, wherein X is chalcogen, bonded directly to the six-membered hetero ring
Patents: 790 Patent Applications: 199 - 157 Chalcogen attached directly at 2-position by nonionic bonding
Patents: 647 Patent Applications: 176 - 158 Single bond between 3,4-positions
Patents: 315 Patent Applications: 87 - 159 Nitrogen, other than as nitro or nitroso, attached directly to the six membered hetero ring by nonionic bonding
Patents: 591 Patent Applications: 261 - 160 Unsaturated carbocyclic ring bonded directly to the nitrogen
Patents: 117 Patent Applications: 47 - 161 Having -C(=X)-, wherein X is chalcogen, bonded directly to the carbocyclic ring
Patents: 62 Patent Applications: 11 - 162 Nitrogen attached indirectly to the six-membered hetero ring through the directly attached nitrogen by nonionic bonding
Patents: 213 Patent Applications: 73 - 163 Both nitrogens bonded directly to the same acyclic hydrocarbon group
Patents: 77 Patent Applications: 15 - 164 Fully saturated quinolines
Patents: 169 Patent Applications: 17 - 165 Single bond between 1,2-positions and single bond between 3,4-positions
Patents: 384 Patent Applications: 103 - 166 The six-membered hetero ring is unsubstituted or alkyl substituted only
Patents: 168 Patent Applications: 24 - 167 Unsaturated hetero ring attached directly to the quinoline ring system by nonionic bonding
Patents: 490 Patent Applications: 234 - 168 Having -C(=X)-, wherein X is chalcogen, bonded directly to the quinoline ring system
Patents: 296 Patent Applications: 39 - 169 Acyclic nitrogen bonded directly to the -C(=X)- group
Patents: 316 Patent Applications: 183 - 170 The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
Patents: 216 Patent Applications: 9 - 171 Nitrogen, other than as nitro or nitroso, attached directly to the carbocyclic ring of the quinoline ring system by nonionic bonding
Patents: 262 Patent Applications: 103 - 172 Acyclic sulfur bonded directly to oxygen and directly or indirectly to the quinoline ring system by nonionic bonding
Patents: 257 Patent Applications: 41 - 173 Unsaturated carbocyclic ring attached directly to the quinoline ring system by nonionic bonding (e.g., quinophthalones, etc.)
Patents: 206 Patent Applications: 98 - 174 Having -C(=X)-, wherein X is chalcogen, attached indirectly to the quinoline ring system by nonionic bonding
Patents: 413 Patent Applications: 100 - 175 Nitrogen bonded directly to the -C(=X)- group
Patents: 348 Patent Applications: 80 - 176 Nitrogen, other than as nitro or nitroso, attached indirectly to the quinoline ring system by nonionic bonding
Patents: 521 Patent Applications: 314 - 177 Chalcogen attached directly to the carbocyclic ring of the quinoline ring system by nonionic bonding
Patents: 156 Patent Applications: 39 - 178 Chalcogen attached directly to the carbocyclic ring of the quinoline ring system by nonionic bonding
Patents: 187 Patent Applications: 42 - 179 The chalcogen is in an -OH, -SH, -OM or -SM group (M is Group IA or Group IIA light metal)
Patents: 83 Patent Applications: 12 - 180 Halogen or nitro attached directly or indirectly to the quinoline ring system by nonionic bonding
Patents: 221 Patent Applications: 26 - 181 Quinolines which are unsubstituted or which are alkyl or alkenyl substituted only, or salt thereof
Patents: 99 Patent Applications: 13 - 182 Addition salts
Patents: 38 Patent Applications: 1 - 183 Chalcogen bonded directly to ring carbon of the bicyclo ring system
Patents: 288 Patent Applications: 64 - 184 Piperidines
Patents: 471 Patent Applications: 58 - 185 Process of forming a piperidine ring from a pyridine ring or from a partially hydrogenated pyridine ring
Patents: 69 Patent Applications: 8 - 186 Plural piperidine rings
Patents: 284 Patent Applications: 50 - 187 Additional hetero ring containing
Patents: 712 Patent Applications: 236 - 188 Chalcogen attached directly to a ring carbon of a piperidine ring by nonionic bonding
Patents: 349 Patent Applications: 78 - 189 Having -C(=X)-, wherein X is chalcogen, bonded directly to a piperidine ring
Patents: 345 Patent Applications: 66 - 190 Having -C(=X)-, wherein X is chalcogen, attached indirectly to a piperdine ring by nonionic bonding
Patents: 325 Patent Applications: 29 - 191 Carbocyclic ring containing
Patents: 245 Patent Applications: 16 - 192 Additional ring containing
Patents: 518 Patent Applications: 55 - 193 Pyridine ring or partially hydrogenated pyridine ring
Patents: 1021 Patent Applications: 236 - 194 Carbocyclic ring containing
Patents: 1219 Patent Applications: 733 - 195 The additional ring is one of the cyclos in a polycyclo ring system
Patents: 176 Patent Applications: 26 - 196 Hetero ring in the polycyclo ring system
Patents: 858 Patent Applications: 155 - 197 Plural ring hetero atoms in the polycyclo ring system
Patents: 519 Patent Applications: 97 - 198 Ring nitrogen in the polycyclo ring system
Patents: 573 Patent Applications: 170 - 199 Plural ring nitrogens in the polycyclo ring system
Patents: 797 Patent Applications: 413 - 200 Ring nitrogen in the polycyclo ring system
Patents: 346 Patent Applications: 126 - 201 Bicyclo ring system which is indole (including hydrogenated)
Patents: 788 Patent Applications: 324 - 202 Ring sulfur in the polycyclo ring system
Patents: 457 Patent Applications: 58 - 203 The polycyclo ring system is tricyclo-carbocyclic
Patents: 218 Patent Applications: 41 - 204 Chalcogen bonded directly to the tricyclo-carbocyclic ring system
Patents: 165 Patent Applications: 29 - 205 The polycyclo ring system is bicyclo-carbocyclic
Patents: 488 Patent Applications: 105 - 206 Chalcogen bonded directly to the bicyclo-carbocyclic ring system
Patents: 367 Patent Applications: 86 - 207 The additional ring is a hetero ring
Patents: 413 Patent Applications: 226 - 208 Ring nitrogen in the additional hetero ring
Patents: 906 Patent Applications: 305 - 209 Ring sulfur or ring oxygen in the additional hetero ring
Patents: 813 Patent Applications: 468 - 210 Plural ring nitrogens in the additional hetero ring
Patents: 804 Patent Applications: 292 - 211 1,2-diazole (including hydrogenated)
Patents: 271 Patent Applications: 191 - 212 The additional hetero ring consists of one sulfur and four carbons
Patents: 257 Patent Applications: 26 - 213 Carbocyclic ring containing
Patents: 279 Patent Applications: 71 - 214 The additional hetero ring consists of one oxygen and four carbons
Patents: 301 Patent Applications: 48 - 215 Cyano bonded directly to the piperidine ring
Patents: 84 Patent Applications: 11 - 216 Chalcogen bonded directly to ring carbon of the piperidine ring
Patents: 412 Patent Applications: 134 - 217 Chalcogen and a carbocyclic ring bonded directly at 4-position
Patents: 160 Patent Applications: 26 - 218 The chalcogen, X, is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
Patents: 35 Patent Applications: 9 - 219 Plural chalcogens bonded directly to ring carbons of the piperidine ring
Patents: 117 Patent Applications: 18 - 220 Having -C(=X)-, wherein X is chalcogen, attached directly or indirectly to the piperidine ring by nonionic bonding
Patents: 139 Patent Applications: 7 - 221 Having -C(=X)-, wherein X is chalogen, attached directly or indirectly to the piperidine ring by nonionic bonding
Patents: 341 Patent Applications: 52 - 222 The -C(=X)- group and the piperidine ring are bonded directly to the same chalcogen
Patents: 133 Patent Applications: 21 - 223 Nitrogen attached directly to the piperidine ring by nonionic bonding
Patents: 292 Patent Applications: 86 - 224 Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
Patents: 251 Patent Applications: 86 - 225 Having -C(=X)-, wherein X is chalcogen, bonded directly to the piperidine ring
Patents: 256 Patent Applications: 82 - 226 At 1-position
Patents: 576 Patent Applications: 153 - 227 The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
Patents: 111 Patent Applications: 19 - 228 Carbocyclic ring bonded directly at 4-position
Patents: 44 Patent Applications: 2 - 229 Nitrogen attached indirectly to the piperidine ring by nonionic bonding
Patents: 263 Patent Applications: 165 - 230 Cyano attached indirectly to the piperidine ring by nonionic bonding
Patents: 194 Patent Applications: 18 - 231 Plural acyclic nitrogens bonded directly to the same carbon or single bonded directly to each other
Patents: 171 Patent Applications: 33 - 232 Chalcogen attached indirectly to the piperidine ring by nonionic bonding
Patents: 341 Patent Applications: 37 - 233 Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
Patents: 314 Patent Applications: 52 - 234 Plural carbocyclic rings containing
Patents: 311 Patent Applications: 57 - 235 The chalcogen, X, is in a -C(=X)- group
Patents: 165 Patent Applications: 17 - 236 Chalcogen attached indirectly to the piperidine ring by nonionic bonding
Patents: 265 Patent Applications: 54 - 237 The chalcogen, X, is in a -C(=X)- group
Patents: 201 Patent Applications: 35 - 238 The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
Patents: 186 Patent Applications: 23 - 239 Plural carbocyclic rings containing
Patents: 211 Patent Applications: 39 - 240 The chalcogen is in an -OH or -OM group (M is Group IA or Group IIA light metal)
Patents: 234 Patent Applications: 8 - 241 The -OH or -OM is bonded to an acyclic carbon, which carbon is bonded directly to two rings
Patents: 77 Patent Applications: 6 - 242 Chalcogen bonded directly to ring carbon of the piperidine ring
Patents: 374 Patent Applications: 92 - 243 At 2-position
Patents: 264 Patent Applications: 35 - 244 Nitrogen attached directly to the piperidine ring by nonionic bonding
Patents: 228 Patent Applications: 63 - 245 Having -C(=X)-, wherein X is chalcogen, bonded directly to the piperidine ring
Patents: 411 Patent Applications: 77 - 246 Nitrogen attached indirectly to the piperidine ring by nonionic bonding
Patents: 238 Patent Applications: 22 - 247 Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
Patents: 171 Patent Applications: 35 - 248 Chalcogen attached indirectly to the piperidine ring by nonionic bonding
Patents: 235 Patent Applications: 43 - 249 Process of forming partially hydrogenated pyridine ring
Patents: 107 Patent Applications: 10 - 250 Process of forming pyridine ring
Patents: 189 Patent Applications: 24 - 251 The pyridine ring is unsubstituted or hydrocarbyl substituted only
Patents: 91 Patent Applications: 7 - 252 Starting materials include a nitrogen containing hetero ring (e.g., starting materials include a piperidine ring, etc.)
Patents: 33 Patent Applications: 6 - 253 Starting materials include a hydrocarbon
Patents: 23 Patent Applications: 3 - 254 Starting materials include an acyclic hydrocarbyl ether or an acyclic hydrocarbyl alcohol
Patents: 13 Patent Applications: 0 - 255 Plural pyridine or partially hydrogenated pyridine rings
Patents: 265 Patent Applications: 114 - 256 Additional hetero ring containing
Patents: 1102 Patent Applications: 579 - 257 Pyridine or partially hydrogenated pyridine rings are bonded directly to each other
Patents: 351 Patent Applications: 103 - 258 Halogen containing or process utilizing halogen or halogen containing compound
Patents: 127 Patent Applications: 33 - 259 Metal containing catalyst utilized
Patents: 23 Patent Applications: 2 - 260 Metal containing catalyst utilized
Patents: 22 Patent Applications: 2 - 261 Chalcogen bonded directly to ring carbon of pyridine or partially hydrogenated pyridine ring
Patents: 461 Patent Applications: 131 - 262 Having -C(=X)-, wherein X is chalcogen, bonded directly to pyridine or partially hydrogenated pyridine ring
Patents: 212 Patent Applications: 71 - 263 The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
Patents: 169 Patent Applications: 12 - 264 Acyclic nitrogen attached directly or indirectly to pyridine or partially hydrogenated pyridine ring by nonionic bonding
Patents: 278 Patent Applications: 60 - 265 Having -C(=X)-, wherein X is chalcogen, bonded directly to the acyclic nitrogen
Patents: 189 Patent Applications: 41 - 266 Chalcogen attached indirectly to pyridine or partially hydrogenated pyridine ring by nonionic bonding
Patents: 102 Patent Applications: 11 - 267 The chalcogen, X, is in a -C(=X)- group
Patents: 79 Patent Applications: 7 - 268.1 Additional hetero ring containing
Patents: 402 Patent Applications: 92 - 268.4 The additional hetero ring is five-membered having two or more ring hetero atoms of which at least one is nitrogen
Patents: 403 Patent Applications: 142 - 268.7 Thiadiazoles (including hydrogenated)
Patents: 357 Patent Applications: 71 - 269.1 Oxadiazoles (including hydrogenated)
Patents: 229 Patent Applications: 83 - 269.4 Oxadiazole ring bonded directly to the six-membered hetero ring
Patents: 118 Patent Applications: 75 - 269.7 1,3-thiazoles (including hydrogenated)
Patents: 615 Patent Applications: 151 - 270.1 Polycyclo ring system having the 1,3-thiazole ring as one of the cyclos
Patents: 325 Patent Applications: 108 - 270.4 1,3-thiazole ring bonded directly to the six-membered hetero ring
Patents: 270 Patent Applications: 88 - 270.7 Nitrogen attached directly to the 1,3-thiazole ring by nonionic bonding
Patents: 206 Patent Applications: 118 - 271.1 1,2-thiazoles (including hydrogenated)
Patents: 260 Patent Applications: 27 - 271.4 1,3-oxazoles (including hydrogenated)
Patents: 619 Patent Applications: 144 - 271.7 Polycyclo ring system having the 1,3-oxazole ring as one of the cyclos
Patents: 246 Patent Applications: 60 - 272.1 1,2-oxazoles (including hydrogenated)
Patents: 369 Patent Applications: 154 - 272.4 1,2,4-triazoles (including hydrogenated)
Patents: 475 Patent Applications: 99 - 272.7 1,3-diazoles (including hydrogenated)
Patents: 357 Patent Applications: 70 - 273.1 Polycyclo ring system having the 1,3-diazole ring as one of the cyclos
Patents: 120 Patent Applications: 20 - 273.4 Bicyclo ring system which is benzimidazole (including hydrogenated)
Patents: 315 Patent Applications: 183 - 273.7 Chalcogen bonded directly to a ring carbon of the 1,3-diazole ring
Patents: 275 Patent Applications: 129 - 274.1 The 1,3-diazole ring is bonded directly to the six-membered hetero ring
Patents: 312 Patent Applications: 60 - 274.4 Chalcogen attached directly to the 1,3-diazole ring by nonionic bonding
Patents: 231 Patent Applications: 58 - 274.7 Nitrogen or -C(=X)-, wherein X is chalcogen, attached directly to the 1,3-diazole diazole ring by nonionic bonding
Patents: 220 Patent Applications: 16 - 275.1 Chalcogen attached indirectly to the 1,3-diazole ring by acyclic nonionic bonding
Patents: 314 Patent Applications: 37 - 275.4 1,2-diazoles (including hydrogenated)
Patents: 543 Patent Applications: 302 - 275.7 Polycyclo ring system having the 1,2-diazole ring as one of the cyclos
Patents: 175 Patent Applications: 122 - 276.1 Chalcogen attached directly to the 1,2-diazole ring by nonionic bonding
Patents: 221 Patent Applications: 39 - 276.4 The additional hetero ring is five-membered consisting of one nitrogen and four carbons
Patents: 710 Patent Applications: 151 - 276.7 Polycyclo ring system having the five-membered hetero ring as one of the cyclos
Patents: 335 Patent Applications: 125 - 277.1 Bicyclo ring system which is isoindole (including hydrogenated)
Patents: 214 Patent Applications: 59 - 277.4 Bicyclo ring system which is indole (including hydrogenated)
Patents: 498 Patent Applications: 137 - 277.7 Chalcogen attached directly to the five-membered hetero ring by nonionic bonding
Patents: 154 Patent Applications: 44 - 278.1 Having -C(=X)-, wherein X is chalcogen, bonded directly to the five- membered hetero ring
Patents: 155 Patent Applications: 40 - 278.4 Chalcogen attached directly to the five-membered hetero ring by nonionic bonding
Patents: 290 Patent Applications: 61 - 278.7 Plural chalcogens attached directly to the five-membered hetero ring by nonionic bonding
Patents: 137 Patent Applications: 14 - 279.1 Nitrogen or -C(=X)-, wherein X is chalcogen, attached directly to the five- membered ring by nonionic bonding
Patents: 463 Patent Applications: 112 - 279.4 Nicotine, per se, or its salts
Patents: 35 Patent Applications: 12 - 279.7 Ring sulfur in the additional hetero ring
Patents: 77 Patent Applications: 1 - 280.1 The additional hetero ring is six-membered
Patents: 157 Patent Applications: 14 - 280.4 The additional hetero ring is five-membered
Patents: 652 Patent Applications: 94 - 280.7 Plural ring sulfurs in the additional hetero ring
Patents: 64 Patent Applications: 3 - 281.1 Polycyclo ring system having the additional hetero ring as one of the cyclos
Patents: 242 Patent Applications: 40 - 281.4 Nitrigen attached directly to the six-membered hetero ring or to the additional hetero ring by nonionic bonding
Patents: 236 Patent Applications: 34 - 281.7 Ring oxygen in the additional hetero ring
Patents: 246 Patent Applications: 23 - 282.1 The additional hetero ring is six-membered
Patents: 250 Patent Applications: 46 - 282.4 Plural ring oxygens in the additional hetero ring
Patents: 192 Patent Applications: 28 - 282.7 Polycyclo ring system having the additional hetero ring as one of the cyclos
Patents: 227 Patent Applications: 26 - 283.1 Chalcogen attached directly to the additional hetero ring by nonionic bonding
Patents: 179 Patent Applications: 28 - 283.4 The additional hetero ring is five-membered
Patents: 472 Patent Applications: 40 - 283.7 Plural ring oxygens in the additional hetero ring
Patents: 305 Patent Applications: 49 - 284.1 Polycyclo ring system having the additional hetero ring as one of the cyclos
Patents: 339 Patent Applications: 65 - 284.4 Chalcogen attached directly to the additional hetero ring by nonionic bonding
Patents: 205 Patent Applications: 27 - 284.7 Nitrogen or -C(=X)-, wherein X is chalcogen, attached directly to the additional hetero ring by nonionic bonding
Patents: 168 Patent Applications: 18 - 285 Polycyclo-carbocyclic ring system having at least three cyclos
Patents: 173 Patent Applications: 95 - 286 Cyano bonded directly to the six-membered hetero ring
Patents: 349 Patent Applications: 47 - 287 Additional cyano containing
Patents: 158 Patent Applications: 10 - 288 Chalcogen bonded directly to ring carbon of the six-membered hetero ring
Patents: 308 Patent Applications: 32 - 289 Nitrogen attached directly to the six-membered hetero ring by nonionic bonding
Patents: 181 Patent Applications: 13 - 290 Chalcogen bonded directly to ring carbon of the six-membered hetero ring
Patents: 499 Patent Applications: 93 - 291 Chalcogen and acyclic nitrogen bonded directly to the same carbon
Patents: 417 Patent Applications: 80 - 292 The chalcogen or the acyclic nitrogen is bonded directly to the six membered hetero ring
Patents: 202 Patent Applications: 11 - 293 Sulfur bonded directly to acyclic nitrogen
Patents: 172 Patent Applications: 48 - 294 Chalcogen bonded directly to chalcogen
Patents: 294 Patent Applications: 39 - 295 Halogen bonded directly to the six-membered hetero ring by nonionic bonding
Patents: 96 Patent Applications: 2 - 296 Plural chalcogens bonded directly to ring carbons of the six-membered hetero ring
Patents: 478 Patent Applications: 68 - 297 Nitrogen attached directly to the six-membered hetero ring by nonionic bonding
Patents: 449 Patent Applications: 87 - 298 Having -C(=X)-, wherein X is chalcogen, bonded directly to the six-membered hetero ring
Patents: 412 Patent Applications: 116 - 299 Plural -C(=X)- groups, wherein X is chalcogen, bonded directly to the six membered hetero ring
Patents: 82 Patent Applications: 7 - 300 Nitrogen attached indirectly to the six-membered hetero ring by nonionic bonding
Patents: 732 Patent Applications: 129 - 301 Chalcogen attached indirectly to the six-membered hetero ring by nonionic bonding
Patents: 486 Patent Applications: 51 - 302 Halogen attached directly or indirectly to the six-membered hetero ring by nonionic bonding
Patents: 410 Patent Applications: 29 - 303 Halogen attached directly or indirectly to the six-membered hetero ring by nonionic bonding
Patents: 212 Patent Applications: 11 - 304 Nitrogen attached directly to the six-membered hetero ring by nonionic bonding
Patents: 391 Patent Applications: 103 - 305 Sulfur and acyclic nitrogen bonded directly to the same carbon
Patents: 132 Patent Applications: 6 - 306 Plural acyclic nitrogens bonded directly to the same carbon or single bonded directly to each other
Patents: 251 Patent Applications: 36 - 307 Plural nitrogens attached directly to the six-membered hetero ring by nonionic bonding
Patents: 232 Patent Applications: 20 - 308 Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
Patents: 140 Patent Applications: 36 - 309 Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
Patents: 463 Patent Applications: 137 - 310 Having -C(=X)-, wherein X is chalcogen, bonded directly to the six-membered hetero ring
Patents: 205 Patent Applications: 52 - 311 The nitrogen bonded additionally only to hydrogen
Patents: 140 Patent Applications: 26 - 312 Chalcogen attached indirectly to the six-membered hetero ring by nonionic bonding
Patents: 336 Patent Applications: 86 - 313 Thiocarbonyl bonded directly to the six-membered hetero ring
Patents: 50 Patent Applications: 5 - 314 Carbonyl bonded directly to the six-membered hetero ring
Patents: 310 Patent Applications: 27 - 315 At 3-position
Patents: 269 Patent Applications: 157 - 316 Acyclic nitrogen bonded directly to the carbonyl
Patents: 331 Patent Applications: 108 - 317 Processes of obtaining nicotinamide per se
Patents: 40 Patent Applications: 4 - 318 The carbonyl is in a -COO- group
Patents: 234 Patent Applications: 24 - 319 Processes of obtaining nicotinic acid per se or a derivative of nicotinic acid wherein the only substituents are -COO- groups, or salt thereof
Patents: 47 Patent Applications: 3 - 320 By oxidation
Patents: 31 Patent Applications: 4 - 321 Additional -COO- group bonded directly to the six-membered hetero ring
Patents: 356 Patent Applications: 39 - 322 Carbocyclic ring containing
Patents: 179 Patent Applications: 25 - 323 Acyclic nitrogen bonded directly to the carbonyl
Patents: 254 Patent Applications: 65 - 324 Acyclic nitrogen single bonded directly to acyclic nitrogen
Patents: 40 Patent Applications: 5 - 325 Carbon double bonded directly to one of the acyclic nitrogens
Patents: 7 Patent Applications: 1 - 326 The carbonyl is in a -COO- group
Patents: 225 Patent Applications: 26 - 327 Processes
Patents: 57 Patent Applications: 11 - 328 Acyclic nitrogen attached indirectly to the six-membered hetero ring by nonionic bonding
Patents: 84 Patent Applications: 25 - 329 Nitrogen attached indirectly to the six-membered hetero ring by nonionic bonding
Patents: 465 Patent Applications: 137 - 330 Cyano attached indirectly to the six-membered hetero ring by nonionic bonding
Patents: 357 Patent Applications: 80 - 331 Sulfur and acyclic nitrogen bonded directly to the same carbon
Patents: 154 Patent Applications: 24 - 332 Plural acyclic nitrogens bonded directly to the same carbon or single bonded directly to each other
Patents: 288 Patent Applications: 88 - 333 The six-membered hetero ring and another ring bonded directly to the same carbon
Patents: 127 Patent Applications: 11 - 334 Chalcogen attached indirectly to the six-membered hetero ring by nonionic bonding
Patents: 424 Patent Applications: 63 - 335 The chalcogen, X, is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens
Patents: 389 Patent Applications: 141 - 336 Acyclic nitrogen bonded directly to a -C(=X)- group, wherein X is chalcogen
Patents: 261 Patent Applications: 96 - 337 Additional ring containing
Patents: 340 Patent Applications: 132 - 338 Acyclic nitrogen bonded directly to chalcogen
Patents: 137 Patent Applications: 30 - 339 Chalcogen attached indirectly to the six-membered hetero ring by nonionic bonding (e.g., sulfato betaines, etc.)
Patents: 457 Patent Applications: 83 - 340 The chalcogen, X, is in a -C(=X)- group
Patents: 269 Patent Applications: 61 - 341 The -C(=X)- is part of a -C(=X)X- group, wherein the X's are the same of diverse chalcogens
Patents: 193 Patent Applications: 26 - 342 Additional ring containing
Patents: 344 Patent Applications: 50 - 343 The six-membered hetero ring and another ring bonded directly to the same carbon
Patents: 81 Patent Applications: 9 - 344 The chalcogen is in an -OH or -OM group (M is Group IA or Group IIA light metal)
Patents: 201 Patent Applications: 26 - 345 Halogen attached directly to the six-membered hetero ring by nonionic bonding
Patents: 328 Patent Applications: 15 - 346 Halogen attached indirectly to the six-membered hetero ring by nonionic bonding
Patents: 225 Patent Applications: 14 - 347 The ring nitrogen of the six-membered hetero ring is pentavalent (e.g., quaternary pyridinium salts, etc.)
Patents: 158 Patent Applications: 41 - 348 Unsubstituted or hydrocarbyl substituted only, or salt thereof
Patents: 217 Patent Applications: 25 - 349 Alkylation or dealkylation process
Patents: 29 Patent Applications: 3 - 350 Unsaturated hydrocarbyl side chain
Patents: 56 Patent Applications: 6 - 351 Stabilized alkenyl pyridines
Patents: 8 Patent Applications: 1 - 352 Process of forming the unsaturated hydrocarbyl side chain
Patents: 29 Patent Applications: 2 - 353 Purification or recovery
Patents: 14 Patent Applications: 3
| Definition | Lines with other classes and within this class In this series of classes, Class 546 is to be considered as an integral part of Class 260 (after subclass 544) and follows the schedule hierarchy retaining all pertinent definitions and class lines of Class 260. |
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