Compositions comprising 1-substituted azacycloalkenes
CA 1293252 C · Owner: Whitby Research, Inc. · Inventors: Minaskanian, Gevork; Peck, James Vanolden
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention provides compositions comprising a physiologically-active agent and an azacycloalkene having at least one double bond in the ring and of the general formula, wherein X and Y, each, may represent sulfur oxygen or, two hydrogen atoms, A is a straight or branched chain divalent aliphatic radical having from O to 2 double bonds; R' is selected from the group consisting of H a, lower alkyl group having 1-4 carbon atoms phenyl, lower, alkyl or halogen substituted phenyl acetamido, halogen, piperidinyl, lower alkyl or halogen substituted piperidinyl, carbalkoxy, carboxamide, and alkylformyli m is 3-7; q is 2m-2x, wherein x equals the number of double bonds in the lactam ring and may …
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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 December 17, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 17, 2008.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.