Expired Canadian patentCanada
Propenyl-amines, processes for their production and pharmaceutical compositions containing them
CA 1111852 A · Owner: Sandoz Ltd. · Inventors: Hamberger, Helmut; Stephen, Adrian; Stutz, Anton
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invetnion provides propenylamines useful as anti-mycotoc agents. They have the general formula, I, and one exanple of such components is N-(3-cyclohex-l-en-1yl-2-trans-propenyl)-N-methyl-N-(naphthylmethyl) amine.
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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 November 3, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 3, 1998.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 17, 1978
GrantedNovember 3, 1981
Term endedNovember 3, 1998
Patent numberCA 1111852 A
Classification (IPC)C07D213/26 +2 more
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.