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Canadian application, no grantCanada

Increasing tumor oxygen content by administration of stressed cells

CA 2519623 A1 · Owner: London Health Sciences Centre Research Inc. · Inventors: Ichim, Thomas

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The present invention provides a method of increasing oxygen content in tumors by administration of stressed cells, or inducing formation of stressed cells in vivo. Such treatment allows for increased efficacy of drugs or radiation , therapy, which normally would not be fully effective due to tumor hypoxia.

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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 20, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 20, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 20, 2025.
  • 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 20, 2003
GrantedNo grant recorded
Term endedMarch 20, 2023
Patent numberCA 2519623 A1
Classification (IPC)A61K35/17 +1 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedMarch 20, 2003Term endedMarch 20, 2023

Sources & verification

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