Substituted 3-(4-phenyl-1-piperazinyl) alkylquinazolin-2, 4-(1h,3h)diones, methods of preparation, compositions and method of use
CA 1290334 C · Owner: Tobia, Alfonso J. · Inventors: Bandurco, Victor T.; Falotico, Robert; Schwender, Charles F.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
SUBSTITUTED 3-(4-PHENYL-1-PIPERAZINYL)ALKYLQUINAZOLIN-2.4- (1H,3H)DIONES, METHODS OF PREPARATION, COMPOSITIONS AND METHOD OF USE, ABSTRACT, Novel substituted-3-(4-phenyl-1-piperazinyl)alkyl quinazolin-2,4-(1H,3H)diones are described. These compounds are useful as antihypertensive agents.
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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 October 8, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 8, 2008.
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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.