Bizarre Patents
Pet Toilet-Like Water Disk and Food Storage
One pet-friendly inventor patented "a device for watering pets, e.g., a dog or cat." The device, he helpfully noted, "has the general shape of a toilet."
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 |
| 7411053 | Ligand-functionalized/azo compounds and methods of use thereof Described herein are ligand-functionalized/azo compounds and methods of use thereof. ... | 08/12/2008 |
| 7317103 | Imaging agents for diagnosis of Parkinson's disease Generally, the present invention is directed to central nervous system dopamine transporter-imaging agents and methods of use thereof. In certain embodiments, the present invention relates to radiolabeled piperidine derivatives for use as imaging agents in the diagn... | 01/08/2008 |
| 6964701 | Azo dyes containing a barbituric acid moiety, ink-jet printing inks and processes A process for coloration of a substrate comprising applying thereto means of an ink jet printer a composition comprising a medium and a compound of Formula (1): wherein: A is optional... | 11/15/2005 |
| 6602987 | Azobenzene derivatives as labeling agents and intermediates thereof A compound of the formula I: ##STR1## wherein R is H or --N.dbd.N-2-carboxyphenyl; A is (CH2)n or --CH.dbd.CH--, wherein n is an integer from 0 to 10, or A may also be --CH(COOH)-- when R is --N.dbd.N-2-carboxyphenyl; and X is a radi... | 08/05/2003 |
| 6582502 | Dye, ink for ink jet recording, and ink jet recording method A dye which is represented by any of the following general formula (1), (2), (3) or (4), an ink for inkjet recording which contains at least one of the dyes, and an ink jet recording method which uses the ink. The dye has heterocyclic group which may be s... | 06/24/2003 |
| 6444020 | TETRAALKYL-SUBSTITUTED NITROGEN-CONTAINING HETERO RING-BONDED AZO DYE, INK-JET INK COMPRISING SAID DYE, INK-JET RECORDING METHOD USING SAID INK, AND THERMAL TRANSFER RECORDING MATERIAL COMPRISING SAID DYE Disclosed are an azo dye having the following formula (1), an ink-jet ink comprising the aforesaid azo dye, an ink-jet recording method using the aforesaid ink-jet ink, and a thermal transfer recording material comprising the aforesaid azo dye: ##STR... | 09/03/2002 |
| 6403774 | Azoamidine compound A compound shown by the general formula [1]: ##STR1## (Wherein, R1 and R2 are each independently a hydrogen atom, a lower alkyl group or a cyano group, and ##STR2## is an optionally substituted heterocyclic compound.); or a salt ther... | 06/11/2002 |
| 6313275 | Azoic compounds functionalized with heterocycles Azo compounds of the formula (I) ##STR1## are functionalized with heterocycles.... | 11/06/2001 |
| 5834603 | Polymerization initiator composition A polymerization initiator composition, comprising an azobisamidine salt represented by the general formula (1) ##STR1## wherein R1 and R2 independently represent an alkyl group or a cycloalkyl group, providing that R1 | 11/10/1998 |
| 5783649 | Polymerizable azo dyes with a thiophene structure Polymerizable azo dyes I ##STR1## in which R1 is an aryl group, R2 is cyano, C1 -C4 -alkoxycarbonyl or nitro, R3 and R4 are hydrogen, C1 -C12 -alkyl or C1 -... | 07/21/1998 |
| 5747345 | Calcium specific diaza-18-crown-6-ether chromoionophores Diaza-18-crown-6 compounds of the formula I: ##STR1## wherein X is a phenol, naphthol or quinolinol moiety selected from those of the formulae: ##STR2## R1, R2, R3, R4 and R5 are independent... | 05/05/1998 |
| 5674986 | Photographically useful compounds including at least one 1,3-sulfur-oxygen ring system There are described heat-developable photosensitive image-recording materials which include a compound having at least one cyclic 1,3-sulfur-oxygen moiety. The compound is stable in the photographic processing composition but capable of undergoing cleavag... | 10/07/1997 |
| 5599912 | Compounds and methods for suppressing an immune response to sulfomethoxozale containing substances The present invention provides methods of detecting and suppressing an undesired immune response, and agents suitable for use therein. More specifically, the present invention, provides agents and methods for their use, directed at detecting and suppressi... | 02/04/1997 |
| 5554754 | Azodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizers New azodicarboxylic acid derivatives of formula I ##STR1## where R1 is hydrogen, oxyl, hydroxyl, alkyl, allyl, benzyl, alkoxy or acyl, and X is --O-- or --NR-- where R is hydrogen or alkyl, are useful for the stabilization of polymers, par... | 09/10/1996 |
| 5550218 | Azo compounds having unsubstituted or substituted 2-phenoxycarbonylethyl groups Compounds of the formula ##STR1## wherein A is C1-6 alkylene, D is a diazo component radical of the triazolyl, pyrazolyl, cyano(C1-4 alkyl)-imidazolyl, 4-chlorothiazolyl, 4-chlorotheinyl-2, 3-phenyl-1,2,4-thiadiazolyl-5, is... | 08/27/1996 |
| 5493011 | Monoazo or disazo pigments based on (benoxazol-2-yl)- or (benzimidazol-2-yl)-arylacetamides Water-insoluble azo colorants, their preparation and use The invention relates to monoazo and disazo compounds of the formula (I) ##STR1## in which D is the radical of a carbocyclic or heterocyclic diazo or bisdiazo component, R1 and R | 02/20/1996 |
| 5380828 | Azodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizers New azodicarboxylic acid derivatives of formula I ##STR1## where R1 is hydrogen, oxyl, hydroxyl, alkyl, allyl, benzyl, alkoxy or acyl, and X is --O-- or --NR-- where R is hydrogen or alkyl, are useful for the stabilization of polymers, par... | 01/10/1995 |
| 5349109 | Molybdenum-catalyzed amination of olefins A process for making unsaturated -amines from olefins wherein the process includes adding an aminating agent, an olefin and a molybdenum based catalyst to a reaction vessel having a nitrogen atmosphere. The catalyst may be described by the general ... | 09/20/1994 |
| 5344922 | 4-hydroxyquinaldic acid derivatives A 7-chloro-4-hydroxy-2-quinoline carbonyl azide and its use as a photoaffinity probe for the N-methyl-D-aspartate (NMDA) receptor complex on neurons are claimed. A number of other compounds, including 4-hydroxy-2-quinoline carbonyl azides, isocyanates, an... | 09/06/1994 |
| 5241070 | Nucleophilic polysubstituted aryl acridinium esters and uses thereof This invention is directed to novel nucleophilic polysubstituted aryl acridinium esters and to novel conjugates thereof. The novel nucleophilic polysubstituted aryl acridinium esters and novel conjugates thereof are useful in biological assays, including ... | 08/31/1993 |
| 5227489 | Stable hydrophilic acridinium esters suitable for liposome encapsulation A method for the detection of an analyte in a fluid sample using liposomes encapsulating acridinium esters (lumisomes). Hydrophilic polysubstituted aryl acridinium esters are useful as chemiluminescent markers and can be encapsulated within liposome vesic... | 07/13/1993 |
| 5227474 | Bifunctional chelating agents The present invention provides bifunctional chelating agents comprising a unique substrate reactive moiety incorporated into a carboxymethyl arm of a polyaminopolycarboxylate chelating framework capable of forming stable complexes with metal ions.... | 07/13/1993 |
| 5183501 | Ink compositions for ink jet recording An ink composition for ink jet recording, which contains a water-soluble dye, an organic solvent and water, in which the dye is represented by the formula (1) as shown in the state of free acid: D--(SO2 CH2 CH2 SO3 H... | 02/02/1993 |
| 5175258 | Processes for the preparation of bisazo photogenerating pigments using an annealing step A process for the preparation of photogenerating pigments which comprises the reaction of a diaminofluorenone with an alkali nitrite, an acid, and a tetrafluoroborate; thereafter reacting the resulting product with an anilide coupler; and subsequently ann... | 12/29/1992 |
| 5106712 | Electrophotographic photoreceptor containing bisazo compound A novel electrophotographic photoreceptor is provided comprising on an electrically conductive support a layer containing a charge carrier-transporting compound and a charge carrier-generating compound or a charge carrier-transporting compound-containing ... | 04/21/1992 |
| 5102459 | Use of colorants for recording fluids The invention relates to a method using water-soluble dyestuffs for coloring recording fluids, particularly in the ink jet process, wherein the dyestuffs in the form of the free acid have the general formula A--(SO2 -X)p. The dyestuf... | 04/07/1992 |
| 5098474 | Dyes containing alkylamino groups for ink-jet printing inks A dye used in ink compositions for ink-jet printing comprises an aromatic dye molecule having attached to the aromatic nucleus thereof from 2 to 10 alkylamino groups having the formula selected from the group consisting of: (a) --(CH2)n | 03/24/1992 |
| 5037968 | Adducts of an anion of an oxa acid and a keto compound, process for the preparation of said adducts, and process for the determination of the concentration of the anions of oxa acids using said keto compounds Keto compounds in which to the carbon atom in the neighboring position to the keto compounds there is bonded at least one strongly electron attracting substituent and/or in which there is conjugating with the carbon-oxygen-double bond of the keto group a ... | 08/06/1991 |
| 5026405 | Bond for abrasive tools In the phenolic bond used for making abrasive tools such as grinding wheels and the like, the addition of certain alkyl or hydroxyalkylcarbamylmethyl triazines improves wet strength properties of the tools.... | 06/25/1991 |
| 5021480 | Azo free radical initiators containing hindered amine moieties with low basicity Compounds which contain azo linkages as well as a hindered amine light stabilizer moiety of low basicity function as free radical polymerization initiators and provide a polymer containing a hindered amine stabilizer chemically bonded to said polymer. The... | 06/04/1991 |
| 5006128 | Substituted 2,4-di[4'-(disulfonaphth-2"-ylazo)phenylamino]-6-amino-1,3,5-triazines Compounds of the formula ##STR1## and salts thereof, wherein R1 is hydrogen or methyl, R2 is hydrogen, methyl or acetamido, R3 is hydrogen, methyl or methoxy, R4 is hydrogen, C1-4 alkyl or hydroxy(C2-... | 04/09/1991 |
| 5001228 | Bis-alkylamide azo polymerization initiators An azo amide compound of the formula .dbd.N--C(CH3)2 --CO--NH--R]2 or a hydrate thereof or an acid-addition salt thereof, wherein R is --CH2 CH.dbd.CH2, benzyl chloride, picolyl, tetrahydropyridylmeth... | 03/19/1991 |
| 4990600 | Azoamidine compounds having a c-alkylated imidazoline ring and salts thereof Cyclic azoamidine compounds having the formula and salts thereof are disclosed. ##STR1## wherein R denotes a methyl group or an ethyl group, and R1, R2, R3 and R4 independently denote a lower alkyl group ha... | 02/05/1991 |
| 4977051 | Trisazo electrophotographic photoreceptor An electrophotographic photoreceptor is disclosed, which comprises an electrically conductive support having thereon a layer which contains a charge carrier transporting compound and a charge carrier generating compound, or a layer which contains charge c... | 12/11/1990 |
| 4962190 | Azo dyes containing polyethyleneimine with an aniline diazo component and a hydroxynaphthalene, aminopyridine or acetoacetic coupling component Polyethyleneimine-containing azo dyes of the formula [(D-N=N-K-)y X-]m P where D is the radical of a diazo component which is derived from an isocyclic aromatic amine or from a heteroaromatic amine and is free of hydroxysulfonyl groups, K... | 10/09/1990 |
| 4916216 | Process for granulating azobisamidine salts using an aqueous binder Granules of azobisamidine salt can be produced by granulating a powder of azobisamidine salt using a limited amount of water or a mixture of water and a water-soluble organic solvent such as methanol are convenient in handling without deteriorating the qu... | 04/10/1990 |
| 4908437 | Thien-2-one compounds with an alkylidene or imino group in the 5-position of the ring The invention relates to novel thienone compounds useful in dyeing fibers, of the formula: ##STR1## where R1 is cyano, C1 -C4 -alkoxycarbonyl, carbamoyl or C1 -C4 -monoalkylcarbamoyl or -dialkylc... | 03/13/1990 |
| 4897485 | Insecticidal pyrid-3-yl-2,3-diaza-butadien-1-yl-disulfies Pyrid-3-yl-2,3-diazabutadiene-1-yl]-disulfides of formula ##STR1## wherein B is unsubstituted or substituted C1 -C6 alkyl, phenyl or substituted phenyl, or is the radical ##STR2## and Y is an unsubstitued or a substituted ... | 01/30/1990 |
| 4881943 | Disperse dyes: nitro-thiophene azo dyes for bright blue shades on polyester A disperse monoazo dye of the formula: ##STR1## wherein each of R and R3 represents a lower alkyl radical, R1 represents a lower alkyl or C3 -C6 alkenyl radical and R2 represents a C2 -C | 11/21/1989 |
| 4877412 | Sulfo group-containing monoazo compounds having an unsubstituted or substituted 4-(benzothiazol-2'-yl)phenyl or 4-(6'-benzothiazol-2"yl)-benzothiazol-2'-yl)phenyldiazo component radical and a 6-hydroxypyrid-2-one coupling component radical Compounds of the formula ##STR1## in free acid or salt form and internal, external and acid addition salts thereof, wherein K is ##STR2## wherein R3 -R5, R20, R21 and X-Z are as defined in the sp... | 10/31/1989 |
