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Expired Canadian patentCanada

Microorganisms

CA 1325393 C · Owner: Ecogen Inc. · Inventors: Piot, Jean-Christophe; Karamata, Dimitri

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

Abstract of the Disclosure The invention provides novel microorganisms comprising the gene coding for B.t. kurstaki delta-endotoxin and the gene coding for B.t. tenebrionis delta-endotoxin, their preparation, pesticidal compositions comprising such microorganisms and their use.

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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 December 21, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 21, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 29, 1986
GrantedDecember 21, 1993
Term endedDecember 21, 2010
Patent numberCA 1325393 C
Classification (IPC)C12N15/32 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedOct 29, 1986Patent grantedDec 21, 1993Term endedDec 21, 2010

Sources & verification

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