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Expired Canadian patentCanada

Pharmaceutical composition containing 1-(2-3'- carboxypropionyl oxyethyl)-2-methyl-5-nitroimidazole as active therapeutic agent

CA 1184120 A · Owner: Laboratorios Silanes, S.A. · Inventors: Venegas, Jose Antonio Martinez; Roman, Jose Juan Morales

CIPO record

Overview

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Abstract From the Canadian patent

Pharmaceutical composition and method adapted for the treatment of diseases caused by anaerobic microorganisms utilizing as the active ingredient 1-(2-3'-carboxypropionyl oxyethyl)-2 methyl-5nitroimidazole or a pharmaceutically acceptable salt thereof.

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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 March 19, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 19, 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.
FiledDecember 3, 1981
GrantedMarch 19, 1985
Term endedMarch 19, 2002
Patent numberCA 1184120 A
Classification (IPC)A61K31/41 +1 more

Timeline

Timeline From CIPO dates

1982198519881991199419972000Application filedDec 3, 1981Patent grantedMarch 19, 1985Term endedMarch 19, 2002

Sources & verification

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