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Expired Canadian patentCanada

Antihyperlipidemic and antiatherosclerotic urea and carbamate compounds

CA 1296339 C · Owner: Trivedi, Bharat Kalidas · Inventors: Trivedi, Bharat Kalidas

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

APC052187, Abstract, Certain substituted urea thiourea, carbamate, and, thiocarbamate compounds are potent inhibitors of the enzyme acyl-CoA:cholesterol acyltransferase and are thus useful agents for inhibiting the intestinal absorption of cholesterol, and for lowering blood plasma cholesterol.

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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 February 25, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 25, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 9, 1988
GrantedFebruary 25, 1992
Term endedFebruary 25, 2009
Patent numberCA 1296339 C
Classification (IPC)C07C275/28 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedMay 9, 1988Patent grantedFeb 25, 1992Term endedFeb 25, 2009

Sources & verification

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