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Ciba-Geigy Corporation Patents
Assignee:
Ciba-Geigy Corporation
Address:
Tarrytown, NY
No. of patents:
6795
Patents:












Patent Number Title Of Patent Date Issued
5691459 Disazo dyes containing two carbonylamino groups processes for their preparation and their use November 25, 1997
Azo dyes of the formula ##STR1## in which R.sub.1 and R.sub.2 independently of one another are unsubstituted or hydroxy-, C.sub.1 -C4-alkoxy- or halogen-substituted C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy;unsubstituted or C.sub.1 -C4-alkyl-, C.sub.1 -C4-alkoxy- or hal
5690699 Azo dye mixtures and their use November 25, 1997
The invention relates to dye mixtures comprising(a) a compound of the formula ##STR1## (b) a compound of the formula ##STR2## in which the variables are as defined in the claims. The dye mixtures according to the invention are suitable as a dye for dyeing or printing fibre ma
5688995 o-Hydroxyphenyl-s-triazines November 18, 1997
A description is given of o-hydroxyphenyl-s-triazines containing at least two alkoxyphenyl-substituents. They have the formula (1).The compounds according to the invention are particularly suitable as sunscreen agents in cosmetic preparations.
5688815 Hydroxypyridinones November 18, 1997
Described are 3-hydroxypyridin-4-ones of formula I ##STR1## wherein R.sub.1 -R.sub.4, A and B are as defined in the description. The compounds have valuable pharmaceutical properties and are especially effective as chelators of iron. They can be used to treat excess iron in the b
5686584 Reactive dyes, their preparation, and their use November 11, 1997
Compounds of the formula ##STR1## in which the variables are as defined in the claims, and which are suitable as fibre-reactive dyes for dyeing and printing widely varying fibre materials, are described.
5686484 Milbemycin derivatives, their preparation and their use November 11, 1997
Compounds of formula (I): ##STR1## and of formula (I).sub.w : ##STR2## in which: A represents group having one of the following formulae: ##STR3## wherein R.sup.2, R.sup.3 and R.sup.4 are independently selected from the group consisting of hydrogen atoms, halogen atoms, a
5686233 Bisresorcinyltriazines November 11, 1997
Compounds of the formula I ##STR1## in which R.sub.1 and R.sub.5, independently of one another, are C.sub.1 -C.sub.12 alkyl; R.sub.2, R.sub.3 and R.sub.4, independently of one another, are H; C.sub.1 -C.sub.12 alkyl; C.sub.2 -C.sub.6 alkenyl; C.sub.1 -C.sub.12 alkoxy; C.sub.2 -C.
5685901 Pigment composition of a modified diketopyrrolopyrrole and an aminoalkyl acrylate resin November 11, 1997
The present invention relates to a pigment composition comprising a diketopyrrolopyrrole pigment of formula (I) ##STR1## wherein A and B are as defined in claim 1, on the particle surface of which pigment an organometallic compound or a modified diketopyrrolopyrrole is adsorbed,
5683997 Substituted benzazepinones November 4, 1997
The invention relates to substituted 3-amino-1-arylalkyl-benzazepin-2-ones of the general formula ##STR1## wherein the substituents are defined in the specification; or salts thereof; to processes for the preparation thereof; and to the use thereof as well as to pharmaceutical co
5681791 Color former mixture October 28, 1997
The invention describes a colour former mixture comprising(a) a compound of formula (1) and/or of formula (2) and/or of formula (3) and(b) a compound of formula (4),or a colour former mixture comprising at least two compounds of component (b).The colour former mixture is suitable for pressur
5681584 Controlled release drug delivery device October 28, 1997
A drug delivery device for delivering a drug either intermittently or to a pre-selected region of the gastro-intestinal tract, particularly to the colon, consists of an a solid core comprising an active agent coated with a delay jacket, then coated with a semi-permeable membrane which is
5679856 Process for preparing diphenylamines October 21, 1997
A process is described for preparing diphenylamines of the formula ##STR1## by oxybromination of a phenol ether compound using elemental bromine in the presence of hydrogen peroxide and of a catalyst to give a brominated phenol ether compound which is subsequently reacted with a form
5679794 Polymer stabilizers containing both hindered amine and hydroxylamine moieties October 21, 1997
Compounds possessing both a hindered amine moiety, such as a derivative of 2,2,6,6-tetramethylpiperidine, and a hydroxylamine moiety where the N-hydroxy group is not attached to a nitrogen atom in a piperidine ring are valuable stabilizers for protecting polymer compositions against the
5679623 Imidazole derivatives October 21, 1997
Compounds of the formula ##STR1## in which R.sub.l, R.sub.2, R.sub.3, R.sub.4, Y and Z are as defined in claim 1, and, if appropriate, the tautomers thereof, in each case in free form or in salt form, can be used as agrochemical active ingredients and can be prepared in a manner
5679148 Pigment compositions of a diketopyrrolopyrrole and an aminoalkyl acrylate resin October 21, 1997
A pigment composition comprisingA) a 1,4-diketopyrrolo[3,4-c]pyrrole pigment of formula ##STR1## wherein A and B are each independently of the other a group of formula ##STR2## wherein R.sub.1 and R.sub.2 are each independently of the other hydrogen, halogen or CN, andB) 0.1-20%
5679115 Radiation-induced fixation of dyes October 21, 1997
Process for dyeing or printing organic material, in particular fibre material which comprises applying dyes containing no polymerizable double bond together with at least one colorless cationic compound containing at least one polymerizable double bond and, if desired, one or more colorl
5675004 Red-shifted tris-aryl-S-triazines October 7, 1997
Tris-aryl-s-triazines of formula V ##STR1## which contain from one one to three resorcinol derived moieties with at least one of said moieties substituted in the 5-position with a group such as, for example, alkyl or phenylalkyl have UV spectra which are red-shifted to the near U
5674852 Water-soluble retinoids October 7, 1997
The present invention relates to novel water-soluble sugar retinoids in which the sugar radical carries at least one sulfate group, and to their preparation and use thereof as medicaments and in cosmetic sector.
5674623 Photocurable film adhesives October 7, 1997
A solid photocurable film adhesive comprising (I) a photocurable material having, on average, more than one acrylic group per molecule, at least 20% by weight of said material being a urethane acrylate, a polyester acrylate or a mixture of a urethane acrylate and a polyester acrylate, (I
5674514 Storage stable pesticidal aqueous emulsions October 7, 1997
Aqueous emulsions are described comprising an organic phase of a substantially hydrophobic pesticide or mixture of pesticides which are liquid or dissolved in a hydrophobic solvent, and an aqueous phase comprising surfactants and/or dispersants, whereina) the emulsion is in the form of a
5674299 Process for dyeing paper October 7, 1997
The cationic or basic dyes of formulae (1) and (2) cited in claim 1 are particularly suitable for dyeing paper.These dyes dye paper in a yellow, orange or brown shade having good fastness properties.
5672754 Process for the preparation of aminodiphenylamine compounds September 30, 1997
The invention relates to a process for the preparation of compounds of formula ##STR1## wherein R.sub.1 is hydrogen, C.sub.1 -C.sub.4 alkyl or sulfo, and R.sub.2 is hydrogen or C.sub.1 -C.sub.4 alkyl, which process comprises reacting a compound of formula ##STR2## wherein
5672716 Yellow diketopyrrolopyrrole pigments September 30, 1997
The invention relates to diketopyrrolo[3,4-c]pyrroles of formula ##STR1## wherein R.sub.1 and R.sub.2 are each independently of the other hydrogen, halogen, C.sub.1 -C.sub.6 alkyl, cyano or a --OR.sub.3, --COOR.sub.3, --CON(R.sub.3)(R.sub.4), --COR.sub.3 or --N(R.sub.3)(R.sub.4) grou
5672574 Stabilizers for organic materials September 30, 1997
Compositions comprising compounds of formula ##STR1## wherein the radicals R and R.sub.1 to R.sub.5 are as defined in claim 1, are described.Some of those compounds are novel. They are suitable for the stabilization of organic materials.
5672202 Pigment compositions September 30, 1997
The present invention provides a diarylide pigment composition which contains a long chain aliphatic primary amine having 10 to 24 carbon atoms; an ethylene polyamine of the formulawhere n is 1 to 5; and a propylene triamine of the formulaorwhere R is a long chain alkyl group having 10 to 24
5670692 7-substituted quinone methides as inhibitors for unsaturated monomers September 23, 1997
Ethylenically unsaturated monomers are protected from premature polymerization during manufacture and storage by the incorporation therein of an effective stabilizing amount of a 7-substituted quinone methide compound.
5670642 Hals phosphoramides as stabilisers September 23, 1997
The invention relates to novel compounds of formula I ##STR1## wherein X is a direct bond, sulfur or --CHR.sub.5 --, R.sub.1 is hydrogen, C.sub.1 -C.sub.25 alkyl, unsubstituted or C.sub.1 -C.sub.4 alkyl-substituted C.sub.5 -C.sub.8 cycloalkyl; unsubstituted or C.sub.1 -C.sub.4 al
5670497 Cyclic hydrazine compounds September 23, 1997
This invention relates to substituted cyclic carbonyls and derivatives thereof useful as retroviral protease inhibitors to pharmaceutical compositions comprising such compounds, and to methods of using these compounds for treating vital infection.
5670491 Chelate complexes and processes for their preparation September 23, 1997
Phthalocyanine chelate complexes of formula I ##STR1## are described which contain as central atom M aluminum; gallium, indium, tin, ruthenium or preferably germanium and in which the remaining symbols are as defined in claim 1. The complexes can be used inter alia in the photody
5670082 Bleaching auxiliary September 23, 1997
There is disclosed an aqueous formulation comprising(a) a bleach stabilising component,(b) a salt of an organic carboxylic acid and(c) a preservative.The novel formulation is suitable for use as bleaching liquor for cellulosic fibre materials and is distinguished by a superior stabilising ac
5668227 Cyclohexyl-group-containing glycidyl ethers September 16, 1997
Novel cyclohexyl-group-containing glycidyl ethers of formulae I to IV according to claim 1, which are distinguished especially by a low chlorine content and a low viscosity and which can be used, for example, in epoxy resin formulations as reactive diluents, flexibilisers or adhesion
5668206 Liquid antioxidants as stabilizers September 16, 1997
Products are described which can be obtained by reacting components a), b) and c), where component a) is a compound of the formula I or a mixture of compounds of the formula I, component b) is a compound of the formula II or a mixture of compounds of the formula II and component c) is a
5668200 Stabilizer combination September 16, 1997
A mixture comprising a compound of the formula I and a compound of the formula II ##STR1## in which n is 1 or 2; R.sub.1, R'.sub.1, R.sub.2, R'.sub.2, R.sub.3 and R.sub.4, independently of one another, are H, C.sub.1 -C.sub.12 alkyl; C.sub.2 -C.sub.6 alkenyl; C.sub.1 -C.sub.12 al
5668199 Polymer stabilizers containing both hindered amine and hydroxylamine moieties September 16, 1997
Compounds possessing both a hindered amine moiety, such as a derivative of 2,2,6,6-tetramethylpiperidine, and a hydroxylamine moiety where the N-hydroxy group is not attached to a nitrogen atom in a piperidine ring are valuable stabilizers for protecting polymer compositions against the
5668198 Polymer stabilizers containing both hindered amine and hydroxylamine moieties September 16, 1997
Compounds possessing both a hindered amine moiety, such as a derivative of 2,2,6,6-tetramethylpiperidine, and a hydroxylamine moiety where the N-hydroxy group is not attached to a nitrogen atom in a piperidine ring are valuable stabilizers for protecting polymer compositions against the
5667580 Pigment compositions September 16, 1997
The disclosure describes pigment compositions containing an organic pigment and a transparent filler having a mean particle size less than 10 .mu.m and a narrow particle size distribution; as well as methods of preparing the pigment compositions. The pigment compositions are useful for
5667534 Dye mixtures comprising 1:2 chromium complex dyes, and 1:2 chromium complex dyes September 16, 1997
Dye mixtures which comprise at least one 1:2 chromium complex dye of the formula (1) ##STR1## together with at least one 1:2 chromium or 1:2 cobalt complex dye of two identical or two different azo compounds from the group consisting of compounds of the formulae (2), (3) and (4)
5665885 Adducts of hindered amine-epoxides as stabilizers September 9, 1997
Esters or phenol ethers of the formula I or II ##STR1## in which m and n are each an integer from the range from 1 to 6; A.sup.1 is an m-valent hydrocarbon radical having 1 to 30 carbon atoms; or an m-valent hydrocarbon radical having 2 to 30 carbon atoms, which contains the hete
5665273 Hals phosphonites as stabilizers September 9, 1997
The invention relates to novel compounds of the formula I ##STR1## in which the general symbols are as defined in claim 1, as stabilizers for organic materials against oxidative, thermal or light-induced degradation.
5665125 Mixtures of fibre-reactive ring-opened phthalimidylazo dyes September 9, 1997
Mixtures comprising a compound of the formula ##STR1## and a compound of the formula ##STR2## in which K is the radical of a coupling component, s is the same in the compounds of formulae (16a) and (16b) and is the number 1 or 2, R and R' are each hydrogen, sulfo, hydroxyl, C
5663383 Process for the preparation of 3-hydroxyoxetanes September 2, 1997
A process for the preparation of 3-hydroxyoxetanes of formula I ##STR1## wherein R.sub.9 and R.sub.10 are each independently of the other hydrogen or C.sub.1 -C.sub.4 alkyl, by(1) reaction of a carboxylic acid R--CO.sub.2 H, wherein R is branched alkyl, with an epichlorohydrin of for
5663379 Substituted phenyl ethers September 2, 1997
Compounds of the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are as defined in claim 1 can be used as agrochemical active ingredients and can be prepared in a manner known per se.
5663336 Substituted diaminophthalimides and analogues September 2, 1997
A process for the synthesis of compounds of formula I ##STR1## wherein Ar.sub.1, Ar.sub.2, A.sub.1, A.sub.2, R and X are as defined in the description, exhibit valuable pharmaceutical properties and are effective especially against diseases responsive to the inhibition of protein
5663326 Mixtures of isomeric substituted phthalocyanines, and process for their preparation September 2, 1997
Mixtures of four .alpha.-alkoxy-substituted phthalocyanine isomers, predominantly ##STR1## or of four .beta.-alkoxy-substituted phthalocyanine isomers, whereMe is a divalent metal atom or a divalent oxo metal,R.sub.1 is a linear or branched C.sub.1 -C.sub.16 alkyl, C.sub.3 -C.sub.16
5663309 Diazo dyes having a phenylene group as the middle component and a naphthalene group as the termi September 2, 1997
Azo dyes of the formula ##STR1## in which R.sub.1 is hydrogen or substituted or unsubstituted phenylamino,R.sub.2 is hydrogen, amino or N-mono- or N,N-di-C.sub.1 -C.sub.4 alkylamino,R.sub.3 is hydrogen or hydroxyl,R.sub.4 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy,
5663273 Polyurethanes derived from oligoperfluoroalkyl alcohols September 2, 1997
Di-, tri- and poly-perfluoroalkyl-substituted alcohols and acids and derivatives thereof are described which are prepared from perfluoroalkyl iodides and di-, tri- or polyallyl alcohols or acids. These compounds contain two or more perfluoroalkyl-iodoalkyl or perfluoroalkyl-alkenyl g
5663201 Desferrioxamine-B salts September 2, 1997
A salt of formula ##STR1## where X denotes a group of formula ##STR2## Y denotes a group of formula ##STR3## and R denotes the residue of an aliphatic or cycloaliphatic sulphonic acid having at least 3 carbon atoms after removal of a --SO.sub.3 H group therefrom.
5663200 Antiviral ethers of aspartate protease substrate isosteres September 2, 1997
Antiretroviral compounds (which are effective, for example, against HIV) of the formula I ##STR1## in which R.sub.1 is an acyl radical lower-alkoxyl-lower-alkanoyl whose lower alkoxy radical is unsubstituted or is substituted by halogen, phenyl, lower alkoxy or a heterocyclic rad
5663176 Microbicides September 2, 1997
Mixtures of certain triazole fungicides (component I) and 4,6-dimethyl-N-phenyl-2-pyrimidinamine (component II) achieve synergistically enhanced activity against fungus infestation. Components I and II can also be applied to plant crops individually, one immediately after the other.
5663168 Use of compositions for combating tumour diseases September 2, 1997
The present invention relates to the use of inhibitors of HIV aspartate proteases, such as HIV-1- or HIV-2-protease, and their salts and to prodrugs for inhibiting the growth of tumors, especially those tumors which do not respond to the inhibition of HIV aspartate proteases themselv

 
 
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