Patents Examined by Laura Cross Lutz
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Patent number: 5877202Abstract: The present invention relates to novel indole derivatives useful in down-regulating estrogen receptor expression. Also included are methods for the treatment of neoplasms or of controlling the growth of a neoplasm in a patient afflicted with a neoplastic disease, especially estrogen-dependent neoplasms such as those associated with breast, ovarian and cervical tissue. Another embodiment of the present invention is a method of prophylactically treating a patient at risk of developing a neoplastic disease state. Also provided is a method for treating autoimmune diseases. Also included are pharmaceutical compositions of the novel indole derivatives.Type: GrantFiled: January 31, 1996Date of Patent: March 2, 1999Inventors: Alan J. Bitonti, Ian A. McDonald, Francesco G. Salituro, Jeffrey P. Whitten, Esa T. Jarvi, Paul S. Wright
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Patent number: 5834499Abstract: A 5-HT.sub.3 receptor against containing a thiazole derivative as the effective ingredient is provided and is represented by the Formula (I): ##STR1## wherein the A ring is substituted or unsubstituted and represents a benzene or a heterocyclic ring with one or two heteroatoms;one of L.sub.1 or L.sub.Type: GrantFiled: August 26, 1996Date of Patent: November 10, 1998Assignee: Yamanouchi Pharmaceutical Co., Ltd.Inventors: Kiyoshi Iwaoka, Hideki Anan, Naoki Imanishi, Kenichi Kazuta, Hiroyuki Koshio, Takeshi Suzuki, Hirotsune Itahana, Hiroyuki Ito, Keiji Miyata, Mitsuaki Ohta
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Patent number: 5808080Abstract: The present invention is in the field of medicine, particularly in the treatment of Type II diabetes and obesity. More specifically, the present invention relates to selective .beta.3 adrenergic receptor agonists useful in the treatment of Type II diabetes and obesity.Type: GrantFiled: May 2, 1997Date of Patent: September 15, 1998Assignee: Eli Lilly and CompanyInventors: Michael Gregory Bell, Thomas Alan Crowell, David Andrew Neel, Mark Alan Winter
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Patent number: 5792781Abstract: A compound represented by the general formula: ##STR1## wherein R.sup.1 and R.sup.2 denote a halogen atom or hydrogen atom; R.sup.3 means a hydrogen atom or lower alkyl group; l, r and m stand for 0 or 1; A is N or CH; W denotes an aromatic ring or a condensed ring thereof; X means another aromatic ring, an alkanediyl group, an alkenediyl group, or an alkynediyl group; Y stand for --S--, etc.; Z denotes a hydrogen atom, etc., or a salt thereof, and intermediates thereof or a salt thereof as well as processes for the preparation thereof, and pharmaceutical composition suitable for use as an antifungal agent.Type: GrantFiled: September 18, 1996Date of Patent: August 11, 1998Assignee: Eisai Co., Ltd.Inventors: Toshihiko Naito, Katsura Hata, Yumiko Kaku, Akihiko Tsuruoka, Itaru Tsukada, Manabu Yanagisawa, Toshio Toyosawa, Kazumasa Nara
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Patent number: 5783589Abstract: 4-R.sup.4 -R.sup.5 -2-Saccharinylmethyl aryl and aryloxy acetates, useful in the treatment of degenerative diseases, are prepared by reacting a 4-R.sup.4 -R.sup.5 -2-halomethylsaccharin with an aryl or aryloxyacetic acid in the presence of an acid-acceptor.Type: GrantFiled: May 24, 1995Date of Patent: July 21, 1998Assignee: SanofiInventors: Lee Hamilton Latimer, Richard Paul Dunlap
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Patent number: 5776984Abstract: The present invention provides a compound of the formula: ##STR1## Such compounds are useful for inhibiting prostaglandin synthesis. Pharmaceutical compositions and methods for inhibiting prostaglandin synthesis are also disclosed.Type: GrantFiled: May 30, 1997Date of Patent: July 7, 1998Assignee: Abbott LaboratoriesInventors: Joseph F. Dellaria, Todd H. Gane
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Patent number: 5776971Abstract: Selected heterocyclecarbonyl amino acid hydroxyethylamino sulfonamide compounds are effective as retroviral protease inhibitors, and in particular as inhibitors of HIV protease. The present invention relates to such retroviral protease inhibitors and, more particularly, relates to selected novel compounds, composition and method for inhibiting retroviral proteases, such as human immunodeficiency virus (HIV) protease, prophylactically preventing retroviral infection or the spread of a retrovirus, and treatment of a retroviral infection.Type: GrantFiled: June 7, 1995Date of Patent: July 7, 1998Assignee: G.D. Searle & Co.Inventors: Daniel P. Getman, Gary A. DeCrescenzo, John N. Freskos, Michael L. Vazquez, James A. Sikorski, Balekudru Devadas, Srinivasan Nagarajan, David L. Brown, Joseph J. McDonald
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Patent number: 5773460Abstract: The present invention relates to novel photoactivable rhodamine derivatives for enhancing high quantum-yield production and singlet oxygen generation upon irradiation with light while maintaining desirable differential retention of rhodamine between normal and cancer cells. Representative derivatives are2-(4,5-dibromo-6-amino-3-imino-3H-xanthen-9-yl)-benzoic acid methyl ester hydrochloride; 2-(4, 5-dibromo-6-amino-3-imino-3H-xanthen-9-yl)-benzoic acid ethyl ester hydrochloride; 2-(4,5-dibromo-6-amino-3-imino-3H-xanthen-9-yl)-benzoic acid octyl ester hydrochloride; 2-(4,5-dibromo-6-amino-3-imino-3H-xanthen-9-yl)-benzoic acid n-butyl ester hydrochloride; 2-(6-ethyl amino-3-ethyl imino-3H-xanthen-9-yl)-benzoic acid n-butyl ester hydrochloride; and photoactivable derivatives thereof.Type: GrantFiled: July 1, 1996Date of Patent: June 30, 1998Assignee: Universite De MontrealInventors: Louis Gaboury, Luc Villeneuve, Richard Giasson, Tiechao Li, Ajay Kumar Gupta
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Patent number: 5773462Abstract: Substantially purified antiviral biflavanoids robustaflavone, hinokiflavone, amentoflavone, agathisflavone, volkensiflavone, morelloflavone, rhusflavanone, succedaneaflavanone, GB-1a, and GB-2a are provided. Antiviral biflavanoid derivatives and salt forms thereof, e.g., robustaflavone tetrasulfate potassium salt, and methods for preparing the same are also disclosed. Pharmaceutical compositions which include the antiviral biflavanoids, derivatives or salts thereof are also provided. Also disclosed is an improved method for obtaining substantially pure robustaflavone from plant material. The biflavanoid compounds, derivatives or salts thereof of the invention may be used in a method for treating and/or preventing viral infections caused by viral agents such as influenza, e.g., influenza A and B; hepatitis, e.g., hepatitis B; human immunodeficiency virus, e.g., HIV-1; Herpes viruses (HSV-1 and HSV-2); Varicella Zoster virus (VZV); and measles.Type: GrantFiled: June 21, 1996Date of Patent: June 30, 1998Assignee: MediChem Research, Inc.Inventors: Yuh-Meei Lin, Michael T. Flavin, Ralph Schure, David E. Zembower, Gen-Xian Zhao
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Patent number: 5773437Abstract: The present invention relates to alkylenediamine derivatives which relieve urinating contraction and therefore are of value as active ingredients of therapeutic agents for treating dysuria.Type: GrantFiled: September 30, 1996Date of Patent: June 30, 1998Assignee: Nippon Chemiphar Co., Ltd.Inventors: Mitsuo Masaki, Norihisa Miyake, Atsushi Tendo, Michiko Ishida, Haruhiko Shinozaki, Yutaka Nomura, Yasunori Goto
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Patent number: 5763652Abstract: A nitrile compound or an amide compound is hydrolyzed in the presence of an inorganic acid or other acidic catalyst or an alkali metal hydroxide or other basic catalyst, and the by-produced ammonium salt of the acidic catalyst or the produced salt of a carboxylic acid and a base is electrodialysed to form an acid and ammonia or aqueous ammonia, or to form a base and ammonia. The obtained acid or base may be recycled as a catalyst for the hydrolysis of the nitrile compound or amide compound, and the obtained ammonia is reutilized as a nitrogen source for the nitrile compound or amide compound. Such amide compound may be produced by hydration of a nitrite compound in the presence of a manganese oxide.Type: GrantFiled: March 6, 1996Date of Patent: June 9, 1998Assignee: Daicel Chemical Industries, Ltd.Inventors: Masato Kawabe, Kenichi Yamamoto, Kazuyuki Matsuoka
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Patent number: 5756533Abstract: Selected amino acid hydroxyethylamino sulfonamide compounds are effective as retroviral protease inhibitors, and in particular as inhibitors of HIV protease. The present invention relates to such retroviral protease inhibitors and, more particularly, relates to selected novel compounds, composition and method for inhibiting retroviral proteases, such as human immunodeficiency virus (HIV) protease, prophylactically preventing retroviral infection or the spread of a retrovirus, and treatment of a retroviral infection.Type: GrantFiled: June 7, 1995Date of Patent: May 26, 1998Assignee: G.D. Searle & Co.Inventors: Daniel P. Getman, Gary A. DeCrescenzo, John N. Freskos, Michael L. Vazquez, James A. Sikorski, Balekudru Devadas, Srinivasan Nagarajan, David L. Brown, Joseph J. McDonald
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Patent number: 5750550Abstract: 2-(Pyrazol-5-yl-oxymethyl)-1,2-benzisothiazol-3(2H)-one 1,1-dioxides, pharmaceutical compositions containing them and methods for the treatment of degenerative diseases utilizing them.Type: GrantFiled: September 15, 1995Date of Patent: May 12, 1998Assignee: SanofiInventors: Michael A. Eissenstat, Gee-Hong Kuo, Ranjit C. Desai, Dennis J. Hlasta, John J. Court
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Patent number: 5747515Abstract: Novel heterocyclic compounds having a structure according to general formula (1), pharmaceutically acceptable acid addition salts and solvates thereof are described as having a pharmacological profile showing potential for treatment of acute and chronic neuropsychiatric disorders which are known as progressively deteriorating conditions leading to neuronal cell death and dysfunction. Pharmaceutical formulations are described as containing said therapeutic compounds.Type: GrantFiled: January 30, 1995Date of Patent: May 5, 1998Assignee: Astra AktiebolagInventors: Robin Bernad Boar, Alan John Cross, Duncan Alastair Gray, Richard Alfred Green
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Patent number: 5744609Abstract: A method for producing an alkylthiobenzamide by carrying out a reaction of a halobenzamide with an alkanethiol in the presence of a base in a heterogeneous solvent; a method for producing an alkylsulfinylbenzamide by carrying out a reaction of an alkylthiobenzamide with a halogen in a heterogeneous solvent; a method for producing an alkylsulfinylbenzamide by carrying cut a reaction of a halobenzamide with an alkanethiol in the presence of a base in a heterogeneous solvent and a subsequent reaction with a halogen; and a method for producing a 1,2-benzisothiazol-3-one by carrying out a reaction of a 2-(alkylthio)benzamide with a halogenating agent.Type: GrantFiled: April 7, 1997Date of Patent: April 28, 1998Assignees: Sumitomo Seika Chemicals Co., Ltd., Sumitomo Chemical Co., Ltd.Inventors: Hirokazu Kagano, Hiroshi Goda, Shigeki Sakaue
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Patent number: 5739344Abstract: An aminoarylaminoarazole can be prepared by a process comprising the steps of condensing a condensable nitroarylcarbonyl compound with an aminonitroarylol, an aminonitroarylthiol, or a triaminonitroarene to form a dinitroanilide, then reducing and cyclizing the dinitroanilide under such conditions to form the aminoarylaminoarazole. The aminoarylaminoarazole is useful in making PIBX polymers.Type: GrantFiled: December 6, 1996Date of Patent: April 14, 1998Assignee: The Dow Chemical CompanyInventor: R. Garth Pews
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Patent number: 5736747Abstract: Organic compounds having at least one ethylenically-unsaturated group are described, the organic compounds being suitable for use in coatable compositions as reactive diluents; compounds of the invention preferably have a divalent organic linking moiety devoid of reactive groups other than optional ethylenically-unsaturated groups, and a polar organic moiety and are particularly adept in solubilizing aminoplast resins having radiation-curable pendant groups.Type: GrantFiled: February 23, 1996Date of Patent: April 7, 1998Assignee: Minnesota Mining and Manufacturing CompanyInventors: Ernest L. Thurber, Eric G. Larson, Alan R. Kirk, Gregg D. Dahlke
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Patent number: 5725806Abstract: A method of stabilizing non-halogen containing 3-isothiazolone microbicides against chemical degradation by the introduction of aromatic disulfide compounds (except 2,2'-dithiobisbenzoic acid) is disclosed.Type: GrantFiled: November 8, 1996Date of Patent: March 10, 1998Assignee: Rohm and Haas CompanyInventor: Tirthankar Ghosh
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Patent number: 5714497Abstract: The subject of the invention is the compounds of formula I ##STR1## in which Ar.sub.1 represents naphtyl, phenyl, quinolyl or isoquinolyl optionally substituted;Ar.sub.2 represents a phenyl or thienyl optionally substituted;R.sub.1, R.sub.2 and R'.sub.2 are independently of each other, H or (C.sub.1 -C.sub.4)alkyl;R.sub.1 represents nothing and N is attached to Ar.sub.2, and optionally R.sub.2 and R'.sub.2 form a double bond;or R.sub.1 or R.sub.2 is attached to Ar.sub.2 and represents a (C.sub.1 -C.sub.3)alkylene;R.sub.3 and R.sub.4, which are identical or different, represent H, (C.sub.1 -C.sub.4)alkyl or form, with the nitrogen atom to which they are attached, a (C.sub.5 -C.sub.7) saturated heterocycle selected from pyrrolidine, piperidine and hexahydroazepine;Z.sub.1 represents a (C.sub.1 -C.sub.12)alkylene, optionally interrupted or extended by a (C.sub.5 -C.sub.7)cycloalkyl or phenyl.Type: GrantFiled: June 7, 1995Date of Patent: February 3, 1998Assignee: SANOFIInventors: Bernard Christophe, Loic Foulon, Alain Pellet, Claudine Serradeil-Le-Gal, Gerard Valette
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Patent number: 5714616Abstract: Methine dyes of the formula I ##STR1## where R is hydrogen, unsubstituted or substituted C.sub.1 -C.sub.10 -alkyl or unsubstituted or substituted phenyl,X is nitrogen or a radical of the formula CQ.sup.1, CH.dbd.CQ.sup.1 --CH, CH.dbd.CH--CH.dbd.CH--CH, ##STR2## where Q.sup.1 is hydrogen, C.sub.1 -C.sub.4 -alkyl, chlorine or bromine and Q.sup.2 is hydrogen or C.sub.1 -C.sub.4 -alkyl, andY is a radical of the aniline, aminonaphthalene, indole, aminoquinoline, aminothiazole or aminothiophene series,the use thereof in nonlinear optics, and novel thiazole derivatives.Type: GrantFiled: October 24, 1996Date of Patent: February 3, 1998Assignee: BASF AktiengesellschaftInventors: Stefan Beckmann, Karl-Heinz Etzbach, Rudiger Sens