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Expired Canadian patentCanada

Mammalian receptor proteins; related reagents and methods

CA 2408571 C · Owner: Schering Corporation · Inventors: Kastelein, Robert A.; Chirica, Madaline; Moore, Kevin W.

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

Nucleic acids encoding mammalian, e.g. primate receptors, purified receptor , proteins and fragments thereof. Antibodies both polyclonal and monoclonal, are also provided. Methods of using the compositions for both diagnostic and therapeutic utilities are described.

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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 May 10, 2001 and granted April 29, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 10, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 10, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 10, 2001
GrantedApril 29, 2014
Term endedMay 10, 2021
Patent numberCA 2408571 C
Classification (IPC)C12N15/12 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedMay 10, 2001Patent grantedApril 29, 2014Term endedMay 10, 2021

Sources & verification

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