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Expired Canadian patentCanada

Live recombinant vaccines comprising an adjuvant compound and a viral vector comprising a gene of an animal herpes or influenza virus

CA 2321903 C · Owner: Audonnet, Jean-Christophe Francis · Inventors: Minke, Jules Maarten; Audonnet, Jean-Christophe Francis

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Abstract From the Canadian patent

There is provided a live recombinant vaccine comprising (i) a viral vector incorporating and , expressing in vivo a heterologous nucleotide sequence selected from a gene of an animal , herpes virus and a gene of an influenza virus and (ii) at least one adjuvant , compound chosen from the acrylic or methacrylic acid polymers and the maleic anhydride and alkenyl derivative , copolymers.

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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

  • Filed March 1, 1999 and granted May 31, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 1, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 1, 2021.
  • 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 1, 1999
GrantedMay 31, 2011
Term endedMarch 1, 2019
Patent numberCA 2321903 C
Classification (IPC)A61K39/39 +1 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedMarch 1, 1999Patent grantedMay 31, 2011Term endedMarch 1, 2019

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