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Serving leading biopharmaceutical companies globally:

Farmers Insurance

Generated: November 19, 2017

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Details for Patent: 5,292,740

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Summary for Patent: 5,292,740

Title: Sulfonamides
Abstract:The novel sulfonamides of formula I, ##STR1## in which the symbols R.sup.1 -R.sup.9, R.sup.a, R.sup.b, X, Y and n have the significance given in the description and salts thereof can be used for the treatment of circulatory disorders, especially hypertension, ischemia, vasopasms and angina pectoris.
Inventor(s): Burri; Kaspar (Binningen, CH), Clozel; Martine (St. Louis, FR), Fischli; Walter (Allschwil, CH), Hirth; Georges (Huningue, FR), Loffler; Bernd-Michael (Oberrimsingen, DE), Neidhart; Werner (Bartenheim, FR), Ramuz; Henri (Birsfelden, CH)
Assignee: Hoffmann-La Roche Inc. (Nutley, NJ)
Application Number:07/896,015
Patent Claim Types:
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Compound; Composition; Use;

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Foreign Priority and PCT Information for Patent: 5,292,740

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Switzerland1760/91Jun 13, 1991
Switzerland1516/92May 12, 1992

International Patent Family for Patent: 5,292,740

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Cyprus2306► Subscribe
HungaryT63152► Subscribe
Hungary9201930► Subscribe
CroatiaP930954► Subscribe
Germany10299047► Subscribe
Germany59209872► Subscribe
Denmark0526708► Subscribe
Algeria1587► Subscribe
Estonia03028► Subscribe
European Patent Office0526708► SubscribeCA 2002 00026Denmark► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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Serving leading biopharmaceutical companies globally:

Daiichi Sankyo
Chinese Patent Office
US Department of Justice
Express Scripts

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