Anti-ulceric sulfonamidines
CA 1269382 C · Owner: Anglada, Luis · Inventors: Sacristan, Aurelio; Foguet, Rafael; Castello, Josep M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to new sulfonamidines of -the general formula (I):, R - NH - CH = N - SO2 - R1 (I) wherein R is a group selected from 2-(5-methyl-1Himidazole-4-yl)methylthioethyl, 2-5-(dimethylamino) methyl-2-furanylmethylthioethyl, 2-2-C(aminoiminomethyl)amino-4-thiazolylmethyl thio ethyl or 3-3-(1piperidinylmethyl)phenoxypropyl and R1 is alkyl; or a phenyl group optionally substituted by alkyl halogen, nitro, alkoxy, alkanoylamino, carboxylic acid alcoxycar-, bonyl, dialkylamino, alkylsulphonyl alcylsulphonylamino or, alkylthio; or 1,3,4-thiadiazole-2-yl substituted by alkanoylamino, and the pharmaceutically acceptable salts thereof, as well as to a process for preparing these …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted May 22, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 22, 2007.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.