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Expired Canadian patentCanada

Methods of treatment using wisp polypeptides

CA 2425145 C · Owner: Desnoyer, Luc · Inventors: Filvaroff, Ellen H.; Desnoyer, Luc; Pennica, Diane

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Abstract From the Canadian patent

The present invention relates to methods for the treatment and repair of cartilage, including cartilage damaged by injury or degenerative cartilagenous disorders, including arthritis, comprising the administration of WISP polypeptide. Optionally, the administration may be in combination with one or more cartilage agents (e.g. peptide growth factor catabolism antagonist, osteo-, synovial anti-inflammatory factor). Alternatively the method , provides for the treatment and repair of cartilage damaged by injury or degenerative cartilagenous disorders comprising the administration of WISP polypeptide in combination with standard surgical techniques. Alternatively the method provides for …

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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 October 12, 2001 and granted August 30, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 12, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 12, 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.
FiledOctober 12, 2001
GrantedAugust 30, 2011
Term endedOctober 12, 2021
Patent numberCA 2425145 C
Classification (IPC)C12N15/12 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedOct 12, 2001Patent grantedAug 30, 2011Term endedOct 12, 2021

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