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Expired Canadian patentCanada

Causative agent of the mystery swine disease, vaccine compositions and diagnostic kits

CA 2290906 C · Owner: Stichting Centraal Diergeneeskundig Instituut · Inventors: Terpstra, Catharinus; Moormann, Robertus Jocobus Maria; Pol, Johannes Maria Anthonis

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

Composition of matter comprising the causative agent of Mystery Swine Disease, Lelystad Agent, in a live attenuated, dead, or recombinant form, or a part or component of it. Vaccine compositions and diagnostic kits based thereon. Recombinant nucleic acid comprising a Lelystad Agent-specific nucleotide sequence. Peptides comprising a Lelystad Agent-specific amino acid sequence. Lelystad Agent-specific antibodies.

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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 5, 1992 and granted April 1, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 5, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 2014.
  • 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 5, 1992
GrantedApril 1, 2003
Term endedJune 5, 2012
Patent numberCA 2290906 C
Classification (IPC)C12N15/50 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedJune 5, 1992Patent grantedApril 1, 2003Term endedJune 5, 2012

Sources & verification

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