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Serving hundreds of leading biopharmaceutical companies globally:

Argus Health
Teva
McKinsey
Merck
Colorcon
Covington
AstraZeneca
Federal Trade Commission
Mallinckrodt

Generated: April 25, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,591,762

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Summary for Patent: 5,591,762
Title: Benzimidazoles useful as angiotensin-11 antagonists
Abstract:Disclosed herein are angiotensin-II antagonists of the formula ##STR1## wherein R.sub.1 is, other than hydrogen and, inter alia, halogen, lower alkyl or cycloalkyl; R.sub.2 is, inter alia, optionally substituted benzimidazol-2-yl, 5,6,7,8-tetrahydro-imidazo[1,2-a]pyridin-2-yl, butanesultam-1-yl, imidazol-4-yl, and tetrahydobenzimidazol-2-yl; R.sub.3 is, inter alia, lower alkyl; and, R.sub.4 is an acidic group, such as carboxyl or tetrazolyl. An exemplary compound is: (a) 4'-[[2-n-propyl-4-methyl-6-(1-methylbenzimidazole-2-yl)-benzimidazol-1-yl] methyl]-biphenyl-2-carboxylic acid.
Inventor(s): Hauel; Norbert (Schemmerhofen, DE), Narr, deceased; Berthold (late of Biberach, DE), Ries; Uwe (Biberch, DE), van Meel; Jacobus C. A. (Mittelbiberach, DE), Wienen; Wolfgang (Biberach/Rissegg, DE), Entzeroth; Michael (Warthausen, DE)
Assignee: Dr. Karl Thomae GmbH (Biberach an der Riss, DE)
Application Number:08/457,204
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;

Drugs Protected by US Patent 5,591,762

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Foreign Priority and PCT Information for Patent: 5,591,762

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany41 03 492.9Feb 06, 1991
Germany41 17 121.7May 25, 1991
Germany41 37 812.1Nov 16, 1991
Germany42 01 554.5Jan 22, 1992

International Family Members for US Patent 5,591,762

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
China 1083812 ➤ Try a Free Trial
China 1050122 ➤ Try a Free Trial
Czechoslovakia 9200306 ➤ Try a Free Trial
Czech Republic 287607 ➤ Try a Free Trial
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Boehringer Ingelheim
Medtronic
Fuji
Chinese Patent Office
Mallinckrodt
Queensland Health
AstraZeneca
Merck
US Army

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