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Expired Canadian patentCanada

Combinations of heparin cofactor ii agonist and platelet iib/iiia antagonist, and uses thereof

CA 2440557 C · Owner: Intimax Corporation · Inventors: Cardin, Alan D.; Van Gorp, Cornelius L.

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Abstract From the Canadian patent

Combined use of a heparin cofactor II agonist and a platelet GPIIb/IIIa receptor antagonist to inhibit both platelet aggregation and thrombin generation resulting from disease, injury or responses to wound repairs. The combined use of the heparin cofactor II agonist and the platelet GPIIb/IIIa receptor antagonist can achieve these therapeutic benefits while at the same time minimizing or reducing the risk of hemorrhagic side effects (e.g. prolonged bleeding) and without causing undesired antigenic responses. Moreover, certain subtherapeutic amounts of a platelet GPIIb/IIIa receptor antagonist can, in combination, be therapeutically effective in inhibiting both platelet aggregation …

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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 March 7, 2002 and granted April 19, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 7, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 7, 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.
FiledMarch 7, 2002
GrantedApril 19, 2011
Term endedMarch 7, 2022
Patent numberCA 2440557 C
Classification (IPC)A61K38/12 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedMarch 7, 2002Patent grantedApril 19, 2011Term endedMarch 7, 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.