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Expired Canadian patentCanada

Dna vaccines for pets or for animals used in sports

CA 2375320 C · Owner: Merial · Inventors: Audonnet, Jean-Christophe Francis; Fischer, Laurent Jean-Charles; Barzu-Le Roux, Simona

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Abstract From the Canadian patent

The invention aims at improving the efficacy and protection induced by DNA vaccination, against viruses of the family of Paramyxoviridae and against the herpes virus in pets and, sport animals. The improvement of DNA vaccination is achieved either by formulating the, vaccine with a cationic lipid containing a quaternary ammonium salt DMRIE, or , by, modifications in the nucleotide sequence coding for the antigen of interest in particular of, deletions of the fragment of the nucleotide sequence coding for the transmembrane, domain of the antigen of interest and/or insertions of introns and/or , insertions of nucleotide sequences coding for the signal peptides or by adding GM-CSF, or by , …

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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 June 8, 2000 and granted February 19, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 8, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 8, 2022.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 8, 2000
GrantedFebruary 19, 2013
Term endedJune 8, 2020
Patent numberCA 2375320 C
Classification (IPC)C12N15/45 +2 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedJune 8, 2000Patent grantedFeb 19, 2013Term endedJune 8, 2020

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