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Expired Canadian patentCanada

Defective recombinant retrovirus and its use for insertion of predetermined protein coding sequences in the genome of cell cultures

CA 1341258 C · Owner: Institut Pasteur · Inventors: Heidmann, Thierry; Nicolas, Jean-Francois

CIPO record

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

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Abstract From the Canadian patent

L'invention concerne un retrovirus recombinant défectif contenant une sequence codante pour une protéine déterminée dans le génome des cellules. L'ADN du rétrovirus recombinant contient la séquence codante pour la protéine intercalée entre un site accepteur d'épissage et un site donneur d'épissage, l'ensemble étant place sous le contrôle d'un promoteur approprié, et ceci dans des conditions telles que l'infection desdites cellules par ce rétrovirus recombinant s'accompagne de l'incorporation de la séquence codante pour la protéine dans le génome des cellules infectées.

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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 June 19, 2001. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 19, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 31, 1989
GrantedJune 19, 2001
Term endedJune 19, 2018
Patent numberCA 1341258 C
Classification (IPC)C12N15/00 +1 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008201120142017Application filedMarch 31, 1989Patent grantedJune 19, 2001Term endedJune 19, 2018

Sources & verification

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