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Expired Canadian patentCanada

L-methionine - containing drug

CA 1187785 A · Owner: Pharmuka Laboratoires · Inventors: Le Fur, Gerard R.

CIPO record

Overview

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

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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 28, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 28, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 10, 1983
GrantedMay 28, 1985
Term endedMay 28, 2002
Patent numberCA 1187785 A
Classification (IPC)A61K31/19

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedFeb 10, 1983Patent grantedMay 28, 1985Term endedMay 28, 2002

Sources & verification

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