Patents Assigned to Ciba-Geigy AG
  • Patent number: 5948898
    Abstract: Compositions and methods are provided for modulating the expression of protein kinase C. Oligonucleotides are provided which are targeted to nucleic acids encoding PKC. The oligonucleotides contain a methoxyethoxy (--O--CH.sub.2 CH.sub.2 OCH.sub.3) modification at the 2' position of at least one nucleotide. Methods of inhibiting PKC expression and methods of treating conditions associated with expression of PKC using oligonucleotides of the invention are disclosed.
    Type: Grant
    Filed: February 14, 1996
    Date of Patent: September 7, 1999
    Assignees: ISIS Pharmaceuticals, Inc., Ciba-Geigy AG
    Inventors: Nicholas M. Dean, Pierre Martin, Karl-Heinz Altmann
  • Patent number: 5863620
    Abstract: A process for coating printed circuit boards with a coating composition that is crosslinkable by electromagnetic radiation, especially UV radiation, using the roll coating process, is distinguished by the following process steps:a photopolymerisable, meltable, low-molecular-weight coating composition that is highly viscous to solid at room temperature and has an average molecular weight of preferably from 500 to 1500 is melted and fed to the applicator roll of a roll coating apparatus;the coating composition is coated at a temperature of approximately from 60.degree. to 110.degree. C. and a viscosity of approximately from 1000 to 20000 mPas on to the surface(s) of a printed circuit board in a thickness of approximately from 10 to 200 .mu.m,the surface of the printed circuit board to be coated being pre-heated, prior to coating, to a temperature that is approximately from 10.degree. to 50.degree. C. higher than the application temperature of the coating composition.
    Type: Grant
    Filed: December 29, 1995
    Date of Patent: January 26, 1999
    Assignee: Ciba-Geigy AG
    Inventor: Hans-Jurgen Schafer
  • Patent number: 5843621
    Abstract: A process for coating printed circuit boards is described, comprising the following process steps:the printed circuit boards on the coating side are kept at room temperature and, as appropriate, are heated to approximately 120.degree. C.; thenin a first step, a preferably photopolymerisable, meltable, low-molecular-weight coating composition that preferably has an average molecular weight of from 500 to 1500 and that is highly viscous to solid at room temperature is coated in a thickness of approximately from 10 .mu.m to 200 .mu.m on to the surface(s) of the printed circuit board to be coated;in a second step, a second, high-molecular-weight, photopolymerisable coating composition preferably having an average molecular weight of from 2000 to 10000 is applied in a thickness of from 2 .mu.m to 20 .mu.
    Type: Grant
    Filed: February 27, 1996
    Date of Patent: December 1, 1998
    Assignee: Ciba-Geigy AG
    Inventor: Hans-Jurgen Schafer
  • Patent number: 5677331
    Abstract: The invention relates to a synergistic antimalarial composition which comprises the antimalarial agent benflumetol and also an antimalarial agent from the artemisinine group such as artemether. The composition can be formulated into solid dosage forms such as tablets and is useful for the treatment of drug resistant malaria.
    Type: Grant
    Filed: March 23, 1994
    Date of Patent: October 14, 1997
    Assignees: Ciba-Geigy AG, Institute of Microbiology and Epidemiology, Academy of Military Medical Sciences
    Inventors: Yiqing Zhou, Dianxi Ning, Shufen Wang, Deben Ding, Guofu Li, Chengqi Shan, Guangyu Liu
  • Patent number: 5646116
    Abstract: A composition for the treatment of osteoporosis and the method of treatment of osteoporosis therewith in mammals is disclosed. The method comprises administering Insulin-Like Growth Factor I (IGF-I) to a mammal in need thereof. Need is determined by bone mineral density levels, whether by single measurement (as compared to the population generally) or by a series of measurements evidencing a loss of bone mineral density, or due to a genetic or familial or other predisposition to bone mineral density loss.
    Type: Grant
    Filed: March 1, 1995
    Date of Patent: July 8, 1997
    Assignee: Ciba-Geigy AG
    Inventor: Robert Roland Burk
  • Patent number: 5632936
    Abstract: A lens mold cavity is formed and then evacuated via a vacuum channel contained within a mold member. A fluid valve is opened to expose the lens mold cavity to liquid lens material, whereby a vacuum of the lens mold cavity draws the liquid lens material to fill the lens mold cavity. The fluid valve is then closed and the liquid lens material within the lens mold cavity is cured to obtain an opthalmic lens such as a contact lens.
    Type: Grant
    Filed: May 4, 1994
    Date of Patent: May 27, 1997
    Assignee: Ciba-Geigy AG
    Inventors: Kai C. Su, Jack C. White, Hans U. Schlapfer
  • Patent number: 5602240
    Abstract: Oligonucleotide analogs are provided wherein phosphodiester inter-sugar linkages are replaced with four atom linking groups. Such linking groups include NR--C(O)--CH.sub.2 --CH.sub.2, NR--C(S)--CH.sub.2 --CH.sub.2, CH.sub.2 --NR--C(O)--CH.sub.2, CH.sub.2 --NR--C(S)--CH.sub.2, CH.sub.2 --CH.sub.2 --NR--C(O)--R--CH.sub.2, and CH.sub.2 --C(S)--NR--CH.sub.2. Methods for preparing and using these oligonucleotide analogs are also provided.
    Type: Grant
    Filed: April 25, 1994
    Date of Patent: February 11, 1997
    Assignees: Ciba Geigy AG., Isis Pharmaceuticals, Inc.
    Inventors: Alain De Mesmaeker, Jacques Lebreton, Adrian Waldner, Phillip D. Cook
  • Patent number: 5574554
    Abstract: Collimated white light is transmitted through a transparent lens mold having a molded lens resting on a curved surface thereof. A telecentric lens and a camera having a digital output are used to view the illuminated lens to obtain pixel image data of the lens. The pixel image data is analyzed by a computer to detect deformities in the molded lens.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: November 12, 1996
    Assignee: Ciba-Geigy AG
    Inventors: Kai C. Su, Jack C. White, Mushir Siddiqui
  • Patent number: 5500437
    Abstract: A disinfectant composition comprising as active ingredients 4-(2,2-difluoro-1,3-benzo-dioxol-4-yl)pyrrole-3-carbonitrile and penta-4-enyl-N-furfuryl-N-imidazol-1-ylcarbonyl-DL-homoalaninate exhibits high synergistic effect by the joint use of the two active ingredients and has remarkably high effect in a low amount against Bakanae disease, blast, leaf spot, loose smut, Septoria leaf blight, snow mold on cereals such as rice, wheat, barley etc.
    Type: Grant
    Filed: April 24, 1995
    Date of Patent: March 19, 1996
    Assignees: Ciba-Geigy, AG, Ube Industries Limited, Hokko Chemical Industry Co., Ltd.
    Inventors: Yasuhiko Saitoh, Yasuo Iwata, Seiichi Kuzuma, Yoshihide Nakajima, Kanji Yokomizo
  • Patent number: 5470689
    Abstract: Photopolymerisable compositions comprising(a) a tetraacrylate of formula I or II ##STR1## wherein R.sub.1 is a hydrogen atom or methyl,X.sub.1 and X.sub.2 are each independently of the other --O-- or --CO--O--,R.sub.2 is a divalent aliphatic, cycloaliphatic or aromatic radical of a diglycidyl compound that contains no more glycidyl ether or ester groups,A is a divalent aliphatic, cycloaliphatic or aromatic radical of a diisocyanate compound that contains no more isocyanate groups,n is an integer from 1 to 8, andR.sub.3 is a tetravalent cycloaliphatic radical of a diepoxide compound that contains no more 1,2-epoxide groups at the cycloaliphatischen ring,(b) at least one liquid radically polymerisable compound that differs from component a), and(c) a radical photoinitiator, are suitable preferably for the production of three-dimensional objects by the stereolithographic technique.
    Type: Grant
    Filed: February 24, 1994
    Date of Patent: November 28, 1995
    Assignee: Ciba-Geigy AG
    Inventors: Jean-Pierre Wolf, Adrian Schulthess, Bettina Steinmann, Max Hunziker
  • Patent number: 5397680
    Abstract: Polymers having a molecular weight (weight average) M.sub.w from 10.sup.3 to 10.sup.6, comprising recurring structural units of the formulae (I), (IIa) and (IIb) ##STR1## in which R.sub.1 is hydrogen or methyl, Y is a direct bond or a divalent radical of the formula (III) ##STR2## in which Z is a C.sub.1 -C.sub.6 alkylene group bound to the phenyl nucleus,OR.sub.2 is an acid-cleavable radical,in which R.sub.2 is C.sub.4 -C.sub.10 tert-alkyl, allyl, cyclohex-2-enyl, C.sub.6 -C.sub.14 aryl or C.sub.7 -C.sub.16 aralkyl which are unsubstituted or mono- or poly-substituted by C.sub.1 -C.sub.6 alkyl groups, C.sub.1 -C.sub.6 alkoxy groups or halogen atoms, trialkylsilyl or a group of the formulae (IV)-(VII) ##STR3## in which R.sub.8 is C.sub.1 -C.sub.6 alkyl, or C.sub.6 -C.sub.14 aryl or C.sub.7 -C.sub.16 aralkyl which are unsubstituted or mono- or poly-substituted by C.sub.1 -C.sub.6 alkyl groups, C.sub.1 -C.sub.6 alkoxy groups or halogen atoms,R.sub.3 and R.sub.4 independently of one another are hydrogen, C.sub.
    Type: Grant
    Filed: May 27, 1994
    Date of Patent: March 14, 1995
    Assignees: Ciba-Geigy AG, QCG Microelectronics
    Inventors: Ulrich Schadeli, Norbert Munzel
  • Patent number: 5369200
    Abstract: Polymers having a molecular weight (weight average) M.sub.w from 10.sup.3 to 10.sup.6, comprising recurring structural units of the formulae (I), (IIa) and (IIb) ##STR1## in which R.sub.1 is hydrogen or methyl, Y is a direct bond or a divalent radical of the formula (III) ##STR2## in which Z is a C.sub.1 -C.sub.6 alkylene group bound to the phenyl nucleus,OR.sub.2 is an acid-cleavable radical,in which R.sub.2 is C.sub.4 -C.sub.10 tert-alkyl, allyl, cyclohex-2-enyl, C.sub.6 -C.sub.14 aryl or C.sub.7 -C.sub.16 aralkyl which are unsubstituted or mono- or poly-substituted by C.sub.1 -C.sub.6 alkyl groups, C.sub.1 -C.sub.6 alkoxy groups or halogen atoms, trialkylsilyl or a group of the formulae (IV)-(VII) ##STR3## in which R.sub.8 is C.sub.1 -C.sub.6 alkyl, or C.sub.6 -C.sub.14 aryl or C.sub.7 -C.sub.16 aralkyl which are unsubstituted or mono- or poly-substituted by C.sub.1 -C.sub.6 alkyl groups, C.sub.1 -C.sub.6 alkoxy groups or halogen atoms,R.sub.3 and R.sub.4 independently of one another are hydrogen, C.sub.
    Type: Grant
    Filed: December 3, 1993
    Date of Patent: November 29, 1994
    Assignees: Ciba-Geigy AG, OCG Microelectronics, Inc.
    Inventors: Ulrich Schadeli, Norbert Munzel
  • Patent number: 5212312
    Abstract: Dyes of the formula ##STR1## in which F is the radical of an indigoid dye, of a benzothioxanthene or of an aromatic dye which contains at least 4 alicyclic and/or heterocyclic, fused six-membered rings and at least two ring keto groups and is not water-soluble, R.sub.1 is a substituted or unsubstituted C.sub.1-4 -alkyl radical, a substituted or unsubstituted cycloalkyl radical, a substituted or unsubstituted aryl radical or a radical of the formula--A--Qwhere A is a substituted or unsubstituted C.sub.1-4 -alkylene radical and Q is a basic radical, which may be quaternised, and R.sub.2 is hydrogen or a substituted or unsubstituted C.sub.1-4 -alkyl radical, or in which R.sub.1 and R.sub.2 together with the ##STR2## group are a phthalimide radical, and R.sub.3 is hydrogen, a substituted or unsubstituted C.sub.1-4 -alkyl radical, a substituted or unsubstituted aryl radical, a C.sub.1-4 -alkoxycarbonyl radical or a N,N-di-C.sub.1-4 -alkylcarboxamide radical and n is 1, 2, 3 or 4.
    Type: Grant
    Filed: September 22, 1986
    Date of Patent: May 18, 1993
    Assignee: Ciba-Geigy AG
    Inventors: Jean-Marie Adam, Athanassios Tzikas
  • Patent number: 5202458
    Abstract: Compounds of the formula I or II ##STR1## in which R, R.sup.0, R.sup.1 and R.sup.2 are as defined in claim 1. The compounds, some of which are novel, are light stabilizers for color photographic recording materials.
    Type: Grant
    Filed: August 5, 1991
    Date of Patent: April 13, 1993
    Assignee: Ciba-Geigy AG
    Inventor: David G. Leppard
  • Patent number: 5149828
    Abstract: Tetrahydrothiopyran compound of the formula I ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, X and n are as defined in claim 1, are effective stabilizers for dyes and dye couplers in photographic layers. In particular, they provide protection from damage by light. They are preferably used in combination with a phenolic antioxidant.
    Type: Grant
    Filed: March 21, 1990
    Date of Patent: September 22, 1992
    Assignee: Ciba-Geigy AG
    Inventors: Jean Rody, David G. Leppard
  • Patent number: 5071982
    Abstract: A process for producing a 4,6-bis(difluoromethoxy)-2-alkylthiopyrimidine, which comprises reacting a 2-alkylthiobarbituric acid and monochlorodifluoromethane in the presence of a base in an inert solvent, wherein, for a first reaction, after charging a part of the base, the rest of the base and the monochlorodifluoromethane are simultaneously introduced to obtain a mixture of a 4-difluoromethoxy-6-hydroxy-2-alkylthiopyrimidine and a 4,6-bis(difluoromethoxy)-2-alkylthiopyrimidine, and then, for a second reaction, to this mixture, the base and the monochlorodifluoromethane are again simultaneously introduced, or the base is charged first and then the monochlorodifluoromethane is introduced.
    Type: Grant
    Filed: July 26, 1990
    Date of Patent: December 10, 1991
    Assignees: Asahi Glass Co., Ltd., Ciba-Geigy AG, Kawaguchi Chemical Industry Company, Ltd.
    Inventors: Sumio Yoshino, Kazuyuki Watanabe, Mikio Akazawa
  • Patent number: 5070007
    Abstract: Phenolic thiane derivatives of the formula I or II ##STR1## in which n is 0, 1 or 2 and R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, R.sup.8, R.sup.9, R.sup.10, T and Z are as defined in claim 1, are effective stabilizers for color photography recording materials, in particular for the yellow layer. They act not only as light stabilizers but also as stabilizers against thermal oxidation.
    Type: Grant
    Filed: February 6, 1991
    Date of Patent: December 3, 1991
    Assignee: Ciba-Geigy AG
    Inventors: Jean Rody, David G. Leppard
  • Patent number: 5059515
    Abstract: Compounds of the formula I or II ##STR1## in which R, R.sup.0, R.sup.1 and R.sup.2 are as defined in claim 1. The compounds, some of which are novel, are light stabilizers for color photographic recording materials.
    Type: Grant
    Filed: September 28, 1990
    Date of Patent: October 22, 1991
    Assignee: Ciba-Geigy AG
    Inventor: David G. Leppard
  • Patent number: 5006665
    Abstract: Phenolic thiane derivatives of the formula I or II ##STR1## in which n is 0, 1 or 2 and R.sup.2, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, R.sup.8, R.sup.9, R.sup.10, T and Z are as defined in claim 1, are effective stabilizers for color photography recording materials, in particular for the yellow layer. They act not only as light stabilizers but also as stabilizers against thermal oxidation.
    Type: Grant
    Filed: September 29, 1988
    Date of Patent: April 9, 1991
    Assignee: Ciba-Geigy AG
    Inventors: Jean Rody, David G. Leppard
  • Patent number: D329595
    Type: Grant
    Filed: July 20, 1989
    Date of Patent: September 22, 1992
    Assignee: Ciba-Geigy AG
    Inventor: Eduard R. Kung