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Expired Canadian patentCanada

Compositions and methods for the therapy and diagnosis of inflammatory bowel disease

CA 2860702 C · Owner: Corixa Corporation · Inventors: Lodes, Michael; Mohamath, Raodoh; Hosken, Nancy Ann

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Abstract From the Canadian patent

Compositions and methods for the therapy and diagnosis of Inflammatory Bowel Disease (IBD) including Crohn's Disease and Ulcerative Colitis are disclosed. Illustrative compositions comprise one or more bacterial polypeptides immunogenic portions thereof, polynucleotides that encode such polypeptides antigen presenting cell expressing such polypeptides. The disclosed compositions are useful for example, in the diagnosis, prevention and/or treatment of IBD.

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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 December 16, 2002 and granted February 26, 2019. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 16, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 16, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 16, 2002
GrantedFebruary 26, 2019
Term endedDecember 16, 2022
Patent numberCA 2860702 C
Classification (IPC)C12N15/31 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedDec 16, 2002Patent grantedFeb 26, 2019Term endedDec 16, 2022

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