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Expired Canadian patentCanada

Methods and compositions useful for inhibition of .alpha.v.beta.5 mediated angiogenesis

CA 2227265 C · Owner: Brooks, Peter · Inventors: Brooks, Peter; Cheresh, David A.; Friedlander, Martin

CIPO record

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Abstract From the Canadian patent

The present invention describes methods for inhibiting angiogenesis in tissues using vitronectin .alpha.v.beta.5 antagonists. The .alpha.v.beta.5-mediated angiogenesis is correlated with exposure to cytokines including vascular endothelial growth factor, transforming growth factor-.alpha. and epidermal growth factor. Inhibition of .alpha.v.beta.5-mediated angiogenesis is particularly preferred in vascular endothelial ocular neovascular diseases in , tumor growth and in inflammatory conditions using therapeutic compositions , containing .alpha.v.beta.5 antagonists.

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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 August 13, 1996 and granted January 3, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 13, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 13, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 13, 1996
GrantedJanuary 3, 2012
Term endedAugust 13, 2016
Patent numberCA 2227265 C
Classification (IPC)A61K39/39 +2 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedAug 13, 1996Patent grantedJan 3, 2012Term endedAug 13, 2016

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