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Expired Canadian patentCanada

Long-chain fatty acid amides and hydrazides and cyclopropano analogues thereof, their production and their use as anti-atherosclerotic agents

CA 1101871 A · Owner: Sandoz Ltd. · Inventors: Heider, John G.; Kathawala, Faizulla G.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention provides novel compounds of the type where A is the residue of a long chain unsaturated fatty, acid or cyclopropano analogues thereof their production, by acylation of the corresponding amine and their use as, anti-atherosclerotic 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 May 26, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 26, 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.
FiledJanuary 8, 1979
GrantedMay 26, 1981
Term endedMay 26, 1998
Patent numberCA 1101871 A
Classification (IPC)C07D209/14 +2 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedJan 8, 1979Patent grantedMay 26, 1981Term endedMay 26, 1998

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.