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Expired Canadian patentCanada

Methods for enhancing functional recovery following central nervous system ischemia or trauma

CA 2249596 C · Owner: Charette, Marc F. · Inventors: Charette, Marc F.; Finklestein, Seth P.

CIPO record

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Abstract From the Canadian patent

The present invention provides methods and compositions for treatment of mammals afflicted with an ischemic or traumatic injury of the central nervous system. The present invention capitalizes in part upon the discovery that administration of a morphogen to such a mammal provides significant improvement in central nervous system function even when administered after , central nervous system tissue has been damaged. The methods involve the administration of dimeric proteins defined as morphogens inducers of these , morphogens, or agonists of the corresponding morphogen receptors or , implantation of cells stimulated by exposure to the morphogens. The proteins defined as morphogens …

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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 21, 1997 and granted November 8, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 21, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 21, 2019.
  • 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 21, 1997
GrantedNovember 8, 2011
Term endedMarch 21, 2017
Patent numberCA 2249596 C
Classification (IPC)A61K38/18

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedMarch 21, 1997Patent grantedNov 8, 2011Term endedMarch 21, 2017

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