Bizarre Patents
An automatic bed maker which uses the expansion of inflatable bladder to straighten, align, and tuck-in bed-cover assembly.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7297788 | Regioselective hydroxylation, functionalisation and protection of spirolactams The present invention refers to highly functionalised spiro-fused azetidinones of formula I: having a cyclohexane moiety with the desired number of protected or unprotected hydroxyl groups which are introduced with high ste... | 11/20/2007 |
| 7291728 | Spirolactams and their synthesis The present invention is directed to a compound of formula I: wherein R1 and R2 are independently selected from H, halogen, protected or unprotected hydroxy, alkylsilyloxy, substituted or un... | 11/06/2007 |
| 6821963 | 4-Bromo or 4-iodo phenylamino benzhydroxamic acid derivatives and their use as MEK inhibitors Phenylamino benzhydroxamic acid derivatives of formula (I) where R1, R2, R3, R4, R5, and R6 are hydrogen or substituent groups such as alkyl, and where R7 is hydrogen or an organic radical,... | 11/23/2004 |
| 6602864 | Sulfonic acid or sulfonylamino N-(heteroaralkyl)-azaheterocyclylamide compounds The compounds of formula I herein exhibit useful pharmacological activity and accordingly are incorporated into pharmaceutical compositions and used in the treatment of patients suffering from certain medical disorders. More specifically, they are inhibit... | 08/05/2003 |
| 6566355 | Bicyclic and tricyclic ଲ-lactams There are described compounds of the formula ##STR1## in which R signifies lower alkoxycarbonyl, lower alkoxy-carbonylamino, the acyl residue of an - or ଲ-amino acid or a residue of the general formula Q--X--Y-- (a) wherein Q signifies a 3- ... | 05/20/2003 |
| 6432396 | Limiting the presence of microorganisms using polymer-bound metal-containing compositions The present invention provides a method of limiting the presence of a microorganism by contacting the microorganism with polymer-bound metal-containing compositions. The compositions include metal-containing compounds that may be prepared by reacting or p... | 08/13/2002 |
| 6281227 | Sulfonic acid sulfonylamino n-(heteroaralkyl)-azaheterocyclylamide compounds The compounds of formula I herein exhibit useful pharmacological activity and accordingly are incorporated into pharmaceutical compositions and used in the treatment of patients suffering from certain medical disorders. More specifically, they are inhibit... | 08/28/2001 |
| 6268369 | 5-(heterocyclic alkyl)-6-aryl-dihydropyrimidines This invention is directed to dihydropyrimidine compounds of the following formula: ##STR1## which are selective antagonists for human receptors. This invention is also related to uses of these compounds for lowering intraocular ... | 07/31/2001 |
| 6248733 | Method for limiting the growth of microorganisms using metal-containing compounds This invention relates to the use of compounds having the general structure: ##STR1## wherein: Z1 and Z2 each independently represent an arene nucleus, which has from 5 to 14 ring atoms; G1 and G2 each independently represent a metal ligating group; ... | 06/19/2001 |
| 5750681 | Bicyclic beta-lactams and process therefor Bicyclic ଲ-lactams comprising a 5- or 6-membered lactone or lactam ring are obtained in a process comprising a base induced intramolecular cyclization of a 4-substututed ଲ-lactam having a leaving group in the 1-position. An intramolecular nucl... | 05/12/1998 |
| 5728827 | Process for the synthesis of azetidinones This invention provides a process for preparing azetidinones useful as intermediates in the synthesis of penems and as hypocholesterolemic agents, particularly for azetidinones substituted in the C-3 and C-4 positions and optionally substituted at the rin... | 03/17/1998 |
| 5700931 | 7-substituted-2-oxa3.2.0!heptan-6-one compound and method for the preparation thereof Disclosed is a novel ଲ-lactam compound, a 7-substituted-2-oxa-7-azabicyclo3.2.0!heptan-6-one represented by the general formula ##STR1## in which R is an alkyl, cycloalkyl, aryl, halogen-substituted aryl or alkaryl group, having usefulne... | 12/23/1997 |
| 5698548 | Spirocycloalkyl-substituted azetidinones useful as hypocholesterolemic agents Novel compounds of the formula ##STR1## or a pharmaceutically acceptable salt thereof, wherein: R1 is ##STR2## R2 and R3 are independently selected from --CH2 --, --CH(lower alkyl)--, --C(di-lower alky... | 12/16/1997 |
| 5656624 | 4-[(heterocycloalkyl or heteroaromatic)-substituted phenyl]-2-azetidinones useful as hypolipidemic agents 4-[(Heterocycloalkyl or heteroaromatic)-substituted phenyl]-2-azetidinone hypocholesterolemic agents of the formula ##STR1## or a pharmaceutically acceptable salt thereof, wherein: A is optionally substituted heterocycloalkyl, heteroaryl, benzofused ... | 08/12/1997 |
| 5648484 | Catalytic enantioselective synthesis of a spriofused azetidinone A process for producing a compound of the formula ##STR1## comprises the following sequence of steps: ##STR2## wherein the various radicals are as defined in the specification.... | 07/15/1997 |
| 5585487 | Method for the preparation of ଲ-thiolactam compound Disclosed is a method for the preparation of a ଲ-thiolactam compound, i.e. a 7-substituted-2-oxa-7-azabicyclo [3.2.0]-heptan-6-thione, represented by the general formula ##STR1## in which R is an alkyl or aryl group, having usefulness as an int... | 12/17/1996 |
| 5550230 | 7-Substituted-2-oxa-7-azabicyclo [3.2.0.]heptan-6-one compound and method for the preparation thereof Disclosed is a novel ଲ-lactam compound, a 7-substituted-2-oxa-7-azabicyclo[3.2.0]heptan-6-one represented by the general formula ##STR1## in which R is an alkyl, cycloalkyl, aryl, halogen-substituted aryl or alkaryl group, having usefulnes... | 08/27/1996 |
| 5510343 | Bicyclic and tricyclic ଲ-lactams There are described compounds of the formula ##STR1## in which R signifies lower alkoxycarbonyl, lower alkoxycarbonylamino, the acyl residue of an - or ଲ-amino acid or a residue of the general formula Q--X--Y-- ... | 04/23/1996 |
| 5453502 | 1,3,4 substituted and bicyclic derivatives of 2-azetidinones and processes for preparation thereof The invention provides 1,3,4 substituted and bicyclic derivatives of 2-azetidinones and processes therefor. These compounds are valuable intermediates useful in the preparation of 1-carba(dethia)cephalosporin antibiotics.... | 09/26/1995 |
| 5252698 | Metal ion porphyrin-containing poly(azine) The present invention relates to porphyrin and metal ion-containing monomers and polymers. The monomers ##STR1## wherein R1, R2, R3, and R4 are independently selected from H, alkyl having 1 to 6 carbon atom... | 10/12/1993 |
| 5130425 | Spiro-lactams and analogs thereof useful as aldose reductase inhibitors This invention relates to spiro-lactams and their pharmaceutically acceptable salts thereof, to processes for their preparation, to methods for using the compounds, and to pharmaceutical preparations thereof. The compounds have pharmaceutical properties w... | 07/14/1992 |
| 5096918 | Isoindoline nitromethane derivatives The invention concerns pharmaceutially useful heterocyclic nitromethane compounds of the formula I: ##STR1## in which ring Q is a heterocycle of 4 to 7 ring atoms, the fragment completing the ring Q having 2 to 5 atoms, one of which is carbon, oxygen... | 03/17/1992 |
| 5055463 | Spirocyclic 6-amido carbapenems Provided are new antibacterial spirocyclic 6-amido carbapenems of the formula: ##STR1## wherein: R1 is hydrogen, C1-8 substituted or unsubstituted alkyl or C6-10 substituted or unsubstituted aryl; R2 is hyd... | 10/08/1991 |
| 5039672 | Heterocyclic compounds as aldose reductase inhibitors Certain spirocyclic heterocyclic compounds, and their pharmaceutically-acceptable salts, are inhibitors of the aldose reductase enzyme, and so are useful for the control of diabetic complications. Exemplary compounds include compounds of the formula ... | 08/13/1991 |
| 5017708 | Azabicycloalkanes A compound of the formula: ##STR1## wherein R1 and R2 each is hydrogen, hydroxy, oxo, halogen, azido, amino, C1 -C3 alkylamino, or aminomethyl, in which said amino, C1 -C3 alkylamino a... | 05/21/1991 |
| 4923983 | Method of resolving cis 3-amino-4-[2-(2-furyl)eth-1-yl]-1-methoxycarbonylmethyl-azetidin-2-one Cis /ଲଲ-3-amino-[2-(2-furyl)eth-1-yl]-1-methoxycarbony lmethyl-azetidin-2-one is resolved via optically active tartaric acid.... | 05/08/1990 |
| 4876251 | Tricyclic penam compounds, their production and their use The compounds, having a 4,10-dioxo-3-oxa-7-thia-1-azatricyclo[6,2,0,02,6 ]decane-2-carboxylic acid skeleton as the base structure, their esters and their salts, are useful antibacterial agents.... | 10/24/1989 |
| 4824849 | 2 -adrenoceptor antagonistic arylquinolizines Substituted hexahydro arylquinolizines and pharmaceutically acceptable salts thereof are selective 댒 -adrenergic receptor antagonists and thereby useful as antidepressants, antihypertensives, ocular antihypertensives, antidiabetics, plat... | 04/25/1989 |
| 4754029 | 3-oxo-2-azabicyclohexane derivatives 3-Oxo-2-azabicyclohexane derivatives represented by the general formula: ##STR1## wherein R1 represents an optically active menthoxy group or an optically active 1-phenylethoxy group when R2 and R3 are combined to for... | 06/28/1988 |
| 4710504 | Anti-depressant spiro hexahydro arylquinolizine derivatives, composition, and method of use therefor Substituted hexahydro arylquinolizines and pharmaceutically acceptable salts thereof are selective 댒 -adrenergic receptor antagonists and thereby useful as antidepressants, antihypertensives, ocular antihypertensives, antidiabetics, plat... | 12/01/1987 |
| 4692515 | Adamantane-spirolactams Biologically active substituted spiro[azetidin-2-one-4,2'(or 3,2')adamantanes] of the formula ##STR1## where R is hydrogen, --SO2 Cl, or alkyl, and one of R1 and R2 is an adamantyl group which shares a ring carbon wit... | 09/08/1987 |
| 4684722 | Monosulfactams Antibacterial activity is exhibited by monocyclic ଲ-lactam antibiotics having in the 1-position an --O--SO3 H activating group and in the 3-position an acylamino group of the formula ##STR1## wherein R3 and R4 a... | 08/04/1987 |
| 4680388 | O-sulfated spiro ଲ-lactam hydroxamic acids Antibacterial activity is exhibited by compounds having the formula and pharmaceutically acceptable salts thereof.... | 07/14/1987 |
| 4638060 | O-sulfated spiro ଲ-lactam hydroxamic acids Antibacterial activity is exhibited by compounds having the formula ##STR1## and pharmaceutically acceptable salts thereof.... | 01/20/1987 |
| 4616084 | Process for the preparation of 7-acylamino-3-hydroxy-cephem-4-carboxylic acids and 7-acylamino-3-hydroxy-1-dethia-1-oxacephem-4-carboxylic acids A process for the preparation of a 7-acylamino-3-hydroxy-2-cephem-4-carboxylic acid, 7-acylamino-3-hydroxy-1-dethia-1-oxa-3-cephem-4-carboxylic acid or derivative thereof of the general formula ##STR1## in which R1 is hydrogen or opti... | 10/07/1986 |
| 4587053 | Preparation of oxazolines Oxazolino-azetidinones are prepared by reaction of a phosphorus compound with a 3-exomethylenecepham sulfoxide.... | 05/06/1986 |
| 4581173 | Production of hydroxymethylbutenoic acids via oxidation A useful industrial chemical, oxazolinoazetidinylhydroxymethylbutenoic acid derivative (II) can be produced by oxidizing the corresponding oxazolinoazetidinylhalomethylbutenoic acid derivative(I). ##STR1## wherein R is an alkyl, aralkyl or aryl group... | 04/08/1986 |
| 4564473 | 6-Unsubstituted-7-oxo-4-oxa-diazabicyclo(3.2.0)hept-2-ene derivatives A compound of the formula ##STR1## in which R is hydrogen, or optionally substituted alkyl, alkenyl, alkinyl, aralkyl, aryl, heteroaryl, heteroaralkyl, aryloxyalkyl, heteroaryloxyalkyl, alkoxyalkyl, arylthioalkyl, heteroarylthioalkyl, alkylthioa... | 01/14/1986 |
| 4539148 | Production of 1-oxacephams and intermediates Useful intermediates, 7-acylamino-3-(oxo or exomethylene)-1-dethia-1-oxacepham-4-carboxylates, are produced by the intramolecular carbenoid insertion of a 2-diazo-3-(oxo or exomethylene)-4-(3-acylamino-2-oxoazetidin-4ଲ-yl)oxybut... | 09/03/1985 |
| 4537720 | N-substituted-2-(R)-(sulfinic acid)-3-(S)-(acylamino)-4-oxo-azetidines and process N-substituted-2-(R)-(sulfinic acid)-3-(S)-(acylamino)-4-oxo-azetidines, which are useful as intermediates in 1-oxa ଲ-lactam antibiotics, are synthesized by electrolytic reduction of 7-(S)-acylamino-3-hydroxymethyl-3-cephem-4-carboxylic acid compound... | 08/27/1985 |
