Patents Examined by Ann Kessinger
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Patent number: 6114333Abstract: Compounds of general formula (1) ##STR1## are described wherein: Ar is an optionally substituted aromatic group;R.sup.2 is a hydrogen or halogen atom or a group --X.sup.1 --R.sup.2a where X.sup.1 is a direct bond or a linker atom or group, and R.sup.2a is an optionally substituted straight or branched chain alkyl, alkenyl or alkynyl group;R.sup.3 is an optionally substituted heterocycloalkyl group; and the salts, solvates, hydrates and N-oxides thereof.The compounds are selective protein tyrosine kinase inhibitors, particularly the kinases ZAP-70 and syk and are of use in the prophylaxis and treatment of immune or allergic diseases and diseases involving inappropriate platelet activation.Type: GrantFiled: October 27, 1997Date of Patent: September 5, 2000Assignee: Celltech Therapeutics Ltd.Inventors: Peter David Davis, David Festus Charles Moffat, Mark James Batchelor, Martin Clive Hutchings, David Mark Parry
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Patent number: 6080755Abstract: Disclosed are diazabicyclo compounds of formula (I) ##STR1## in which R.sup.1 is a substituted or unsubstituted lower alkyl, lower alkenyl or lower alkynyl; R.sup.2 is a hydroxy; R.sup.3 is a lower alkoxycarbonyl; R.sup.4 and R.sup.7 are hydrogens or substituted or unsubstituted phenyl groups; R.sup.5 and R.sup.6 are hydrogens or lower alkyl groups; or pharmaceutically acceptable salts thereof, having cardioprotective activity. Also disclosed are methods of treating cardiovascular disease using a compound of formula (I) or pharmaceutically acceptable compositions comprising the compound of formula (I).Type: GrantFiled: February 3, 1998Date of Patent: June 27, 2000Assignee: Wyeth Lederle Japan, Ltd.Inventors: Hiroshi Matsunaga, Souiti Kaneda, Hisashi Shimidzu, Yoshiyuki Shikata, Toshio Kumagai
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Patent number: 6071915Abstract: This invention relates to a series of arylsubstituted piperazines, of Formula I ##STR1## pharmaceutical compositions containing them and intermediates used in their manufacture. The compounds of the invention selectively inhibit binding to the .alpha.-1a adrenergic receptor, a receptor which has been implicated in benign prostatic hyperplasia. As such the compounds are potentially useful in the treatment of this and other disease.Type: GrantFiled: May 8, 1998Date of Patent: June 6, 2000Assignee: Ortho-McNeil Pharmaceutical, Inc.Inventors: Linda Jolliffe, William Murray, Virginia Pulito, Allen Reitz, Xiaobing Li, Linda Mulcahy, Cynthia Maryanoff, Frank Villani
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Patent number: 5994360Abstract: The novel compounds of formula I: ##STR1## (A, L, n and R.sup.1 through R.sup.4 are defined in the specification) show selective fungicidal activity. The new compounds can be combined with carriers and adjuvants to form fungicidal compositions.Type: GrantFiled: July 14, 1998Date of Patent: November 30, 1999Assignee: American Cyanamid CompanyInventor: Waldemar Pfrengle
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Patent number: 5958927Abstract: A compound of formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, X-Y, A, Z and Z' are as defined in the description, in the form of the cis or trans isomers each in racemic or optically active form, and acid addition salts thereof, and medicinal products containing the same are useful in the treatment of diseases of the central nervous system or of manifestations of pain.Type: GrantFiled: October 2, 1998Date of Patent: September 28, 1999Assignee: Adir et CompagnieInventors: Jean-Louis Peglion, Bertrand Goument, Mark Millan, Adrian Newman-Tancredi, Anne Dekeyne
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Patent number: 5945533Abstract: Powdery aggregate of 2-phenyl-1,5-benzothiazepin-3,4(2H,5H)-dione compound: ##STR1## wherein Ring A and Ring B are benzene ring having optionally substituent selected from lower alkyl, lower alkoxy and halogen, which is prepared by admixing solution of the compound (II) in polar organic solvent with solvent which does not substantially dissolve the compound (II) but is miscible with said polar organic solvent, and separating and collecting the resultant particles of the compound (II). Said aggregate of the compound (II) can be converted into optically active 3-hydroxy-2-phenyl-2,3-dihydro-1,5-benzothiazepin-4(5H)-one compounds (I) on industrial scale, which are useful as intermediate for various medicaments.Type: GrantFiled: August 14, 1997Date of Patent: August 31, 1999Assignee: Tanabe Seiyaku Co., Ltd.Inventors: Tadashi Kometani, Hiroaki Matsumae, Takeji Shibatani
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Patent number: 5929069Abstract: A compound represented by the formula (I) or (II) or a salt thereof wherein R.sup.1 represents hydrogen atom or a C.sub.1-6 alkyl group; R.sup.2 and R.sup.3 independently represent a hydrogen atom or a C.sub.1-6 alkyl group, or R.sup.2 and R.sup.3 may combine together to represent a 5- or 6-membered cycloalkyl group; R.sup.4 represents, for example, a hydrogen atom or a C.sub.1-6 alkyl group; R.sup.5 represents, for example, a hydrogen atom or a C.sub.1-6 alkyl group; R.sup.6 represents a hydrogen atom or a C.sub.1-6 alkyl group; x represents --NR.sup.7 --, --O--, --CHR.sup.7 -- or --S-- in which R.sup.7 represents, for example, a hydrogen atom or a C.sub.1-6 alkyl group; and Y represents a phenylene group or a pyridinediyl group. The compounds are useful as agents for enhancing the activities of retinoid compounds.Type: GrantFiled: September 20, 1996Date of Patent: July 27, 1999Assignee: Institute of Medicinal Molecular Design, Inc.Inventor: Koichi Shudo
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Patent number: 5886188Abstract: The present invention relates to a method for converting 5-carboxanilido-haloalkylthiazoles having mixed structural forms into a single structural form. The invention also provides single-structural form 5-carboxanilido-haloalkylthiazoles, compositions of the single-structural form 5-carboxanilido-haloalkylthiazoles, and methods to formulate such compounds.Type: GrantFiled: June 10, 1997Date of Patent: March 23, 1999Assignee: Rohm and Haas CompanyInventors: Lois Merle Bryman, Enrique Luis Michelotti, Luong Tu Nguyen
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8-alkoxyquinolonecarboxylic acid hydrate with excellent stability and process for producing the same
Patent number: 5880283Abstract: The invention provides 1-cyclopropyl-6-fluoro-1,4- dihydro-8-methoxy-7-(3-methyl-1-piperazinyl)-4-oxo-3- quinolinecarboxylic acid sesquihydrate with excellent stability represented by a following formula (1), ##STR1## and process for producing the same.Type: GrantFiled: June 23, 1997Date of Patent: March 9, 1999Assignee: Kyorin Pharmaceutical Co., Ltd.Inventors: Toyomi Matsumoto, Masamoto Hara, Kunio Miyashita, Yukihiro Kato