Patents Examined by M. C. Lee
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Patent number: 5322871Abstract: Compounds of the formula I ##STR1## in which x is 1, 2 or 3, and, if x=1, R.sup.1 is C.sub.1 -C.sub.30 alkyl, C.sub.1 -C.sub.18 alkyl substituted by halogen, --COOR.sup.2, --CN, --NR.sup.3 R.sup.4 or by --CONR.sup.3 R.sup.4, C.sub.2 -C.sub.18 alkyl which is interrupted by --NR.sup.5 --, --O-- or --S--, C.sub.3 -C.sub.18 alkenyl, C.sub.5 -C.sub.12 cycloalkyl, phenyl-C.sub.1 -C.sub.4 alkyl, phenyl which is unsubstituted or substituted by C.sub.1 -C.sub.12 alkyl, halogen, phenyl-C.sub.1 -C.sub.4 alkyl and/or C.sub.1 -C.sub.4 alkoxy, or R.sub.1 is naphthyl, a radical of the formula ##STR2## R.sub.2, R.sub.3, R.sub.4 and R.sub.5, independently of one another, are hydrogen, C.sub.1 -C.sub.18 alkyl, C.sub.5 -C.sub.12 cycloalkyl or phenyl-C.sub.1 -C.sub.4 alkyl, R.sup.6 is hydrogen, methyl, allyl or benzyl, R.sup.7 is hydrogen or --OR.sup.9, R.sup.8 is hydrogen or methyl, R.sup.9 is hydrogen or C.sub.1 -C.sub.30 alkyl, R.sup.10 and R.sup.11, independently of one another, are hydrogen or C.sub.1 -C.sub.Type: GrantFiled: April 20, 1993Date of Patent: June 21, 1994Assignee: Ciba-Geigy CorporationInventors: Rita Pitteloud, Peter Hofmann, Rudolf Maul, Volker Schenk, Eduard Troxler, Horst Zinke
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Patent number: 4924002Abstract: The present invention is a process in which isoxazoles are treated with Mo(CO).sub.6 and then hydrazine to obtain corresponding pyrazoles.Type: GrantFiled: February 13, 1989Date of Patent: May 8, 1990Assignee: Warner-Lambert CompanyInventor: Catherine R. Kostlan
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Patent number: 4900749Abstract: Novel isoprenoidamine compounds (I) which show antiulcer activity are provided.Type: GrantFiled: March 10, 1986Date of Patent: February 13, 1990Assignee: Shionogi & Co., Ltd.Inventors: Saichi Matsumoto, Masami Doteuchi, Takuji Mizui, Kentaro Hirai
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Patent number: 4888426Abstract: Bicyclic heterocyclyl containing N-(bicyclic heterocyclyl)-4-piperidinamines having antihistaminic and serotonin-antagonistic properties which compounds are useful agents in the treatment of allergic diseases.Type: GrantFiled: June 1, 1987Date of Patent: December 19, 1989Assignee: Janssen Pharmaceutica N.V.Inventors: Frans E. Janssens, Joseph L. G. Torremans, Jozef F. Hens
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Patent number: 4886834Abstract: A new diphenyl-methane derivative is useful to inhibit agglomeration of blood and is defined by the formula, including a diphenylethylene derivative and a benzophenone oxime ether derivative. ##STR1## in which R1 and R2 each are hydrogen, hydroxyl or a lower alkoxy, U is .dbd.CXY or .dbd.N--O--W,X is hydrogen, cyano or --COR6, R6 being hydroxyl or an amino, Y is --R10--COOR3, R3 being hydrogen or a lower alkoxy, R10 being an alkylene having 1 to 3 carbon atoms, straight or branched, --CO--NR4R5, R4 and R5 each being hydrogen, a lower alkyl or a lower arylalkyl, --CH2--NHSO2--C6H5 or --C(R8).dbd.NR7, R7 being a lower alkoxy or an aryl, R8 is --VR9, V being oxygen, sulfur or nitrogen, R9 being an alkyl or an aryl,W is --CH2--CO--CH2--COOR13, R13 being hydrogen or a lower alkyl, --CH2--C(C.dbd.Type: GrantFiled: March 11, 1987Date of Patent: December 12, 1989Assignee: Eisai Co., Ltd.Inventors: Youji Yamagishi, Kozo Akasaka, Takeshi Suzuki, Mitsuaki Miyamoto, Kouji Nakamoto, Kazuo Okano, Shinya Abe, Hironori Ikuta, Kenji Hayashi, Hiroyuki Yoshimura, Tohru Fujimori, Koukichi Harada, Isao Yamatsu
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Patent number: 4874786Abstract: A method of fighting fungus infections by using compounds having the formula: ##STR1## wherein: R is H, a C.sub.1 -C.sub.4 alkyl, an alkenyl, or an alkynyl radical; n is 1 or 2;A represents a C.sub.1 -C.sub.6 alkylene bridge, an arylene or a heterocyclic bridge;X represents O, S, SO, SO.sub.2 ; andR.sup.1 is selected from the group consisting of C.sub.1 -C.sub.6 alkyl radicals, a phenyl radical, optionally substituted, polyfluoroalkyl radicals containing from 1 to 4 carbon atoms and at least 2 fluorine atoms, polyfluoroalkenyl radicals containing from 2 to 4 carbon atoms and at least 2 fluorine atoms, but excluding compounds having the formula (I) wherein A is an alkylene radical, n is 2, and R.sup.1 is a C.sub.1 -C.sub.6 alkyl radical.Type: GrantFiled: April 9, 1987Date of Patent: October 17, 1989Assignee: Montedison S.p.A.Inventors: Augusto Menconi, Giovanni Camaggi, Franco Gozzo, Luigi Mirenna, Carlo Garavaglia
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Patent number: 4871745Abstract: Novel 2- or 3- aryl substituted imidazo[1,2-a]pyridines and their synthesis are described. The compounds have local anesthetic properties and are useful as local anesthetic agents, calcium channel blocking agents and antisecretory agents.Type: GrantFiled: October 17, 1988Date of Patent: October 3, 1989Assignee: Ortho Pharmaceutical CorporationInventor: Jeffery B. Press
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Patent number: 4837333Abstract: This disclosure relates to a class of novel substituted alkylidene imidazole derivatives and pharmaceutically acceptable salts thereof. The disclosure further describes pharmaceutical compositions containing such compounds and to the use of such compounds and compositions as agents for selectively inhibiting the action of the enzyme thromboxane synthetase.Type: GrantFiled: May 14, 1987Date of Patent: June 6, 1989Assignee: G. D. Searle & Co.Inventors: Paul W. Manley, Roderick A. Porter, Mun F. Lai
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Patent number: 4777256Abstract: Novel 5-halopyridine-3-carboxamide compounds having the general formula (I) ##STR1## or salts thereof wherein R is hydrogen atom or a group of --(CH.sub.2).sub.n --R.sub.1 wherein n is an integer from 1 to 4 and R.sub.1 is hydrogen atom, hydroxy group, lower alkoxy group, mercapto group, lower alkylthio group, amino group, di-lower alkylamino group, C.sub.1-11 alkyl group, lower alkenyl group, lower alkynyl group, cycloalkyl group, 5- or 6-membered heterocyclic group or aryl group which may be substituted by one or two substituents of halogen, lower alkyl or lower alkoxy;R.sub.2 and R.sub.3 are, the same of different, hydrogen atom, halogen atom, cyano group, nitro group, amino group, lower akyl group, halogenated lower alkyl group, hydroxy group, lower alkoxy group, aryloxy group, carboxy group or lower alkoxycarbonyl group;X is halogen atom; which compounds possess growth inhibitory activities and also anti-inflammatory activity.Type: GrantFiled: January 6, 1986Date of Patent: October 11, 1988Assignee: Daicel Chemical Industries Ltd.Inventors: Yoichiro Ueda, Kazuhisa Masamoto, Yukihisa Goto, Yoshiyuki Hirako, Hiroshi Yagihara, Yasuo Morishima, Hirokazu Osabe
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Patent number: 4772612Abstract: Novel circulation active dihydropyridines of the formula ##STR1## in which X is CO, SO.sub.2 or CONH,R.sup.4 is H, OH, alkyl, halogen, acyloxy, alkoxyalkoxy, aralkyloxy, or together with R.sup.5 forms a heterocyclic ring, andthe other radicals are conventional in the dihydropyridine art,and pharmaceutically acceptable salts thereof.Type: GrantFiled: June 3, 1986Date of Patent: September 20, 1988Assignee: Bayer AktiengesellschaftInventors: Siegfried Goldmann, Jurgen Stoltefuss, Gerhard Franckowiak, Rainer Gross, Matthias Schramm, Gunter Thomas
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Patent number: 4769477Abstract: This invention relates to highly attrition resistant catalysts, catalyst precursors and catalyst supports and to processes for making and using them.Type: GrantFiled: April 6, 1987Date of Patent: September 6, 1988Assignee: E. I. Du Pont de Nemours and CompanyInventor: Horacio E. Bergna
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Patent number: 4769466Abstract: Compounds are provided of the following general structure: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are independently selected from hydrogen or methyl; A is amino, C.sub.1 -C.sub.4 monoalkylamino, C.sub.2 -C.sub.8 dialkylamino, 1-pyrrolidinyl, 1-piperidinyl, 4-morpholinyl or cyclopropylamino; and where W and Q are independently selected from 2-pyridinyl, 3-pyridinyl or 4-pyridinly or phenyl, provided W and Q are not both phenyl.Type: GrantFiled: February 6, 1987Date of Patent: September 6, 1988Assignee: Pennwalt CorporationInventors: Ronald C. Griffith, James J. Napier
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Patent number: 4767766Abstract: 3-Hydroxyazabenzo[b]thiophene derivatives having optionally 2-aryl, 2-aralkyl, 2-alkyl or 2-alkenyl substituents were prepared by, among other methods, ring closure of an appropriately substituted benzylthio-alkoxycarbonyl-pyridine. These compounds are found to be useful in the treatment of pain, fever, inflammation, arthritic conditions, asthma, allergic disorders, skin diseases such as psoriasis and atopic eczema, cardiovascular disorders, inflammatory diseases and other leukotriene mediated diseases.Type: GrantFiled: January 30, 1987Date of Patent: August 30, 1988Assignee: Merck & Co., Inc.Inventors: Robert K. Baker, Kathleen M. Rupprecht, Arsenio A. Pessolano, Philippe L. Durette
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Patent number: 4766213Abstract: Compounds of the formula ##STR1## are disclosed wherein the variables are herein described. These compounds are intermediates to compounds which influence the influx of calcium into the cell.Type: GrantFiled: January 16, 1987Date of Patent: August 23, 1988Assignee: Merck Patent Gesellschaft mit beschrankter HaftungInventors: Horst Juraszyk, Rolf Gericke, Inge Lues, Rolf Bergmann, Claus J. Schmitges