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Expired Canadian patentCanada

Method of selecting patients suitable for wt1 vaccine

CA 2530184 C · Owner: International Institute Of Cancer Immunology, Inc. · Inventors: Sugiyama, Haruo

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Abstract From the Canadian patent

A method of selecting a patient of high WT1 vaccine response on the basis of the frequency of WT1-specific CTL precursor cells as an indicator; a diagnostic agent for the selection; etc. In particular there is provided, for , example, a method of selecting a patient of high WT1 vaccine response comprising the step (a) of isolating a biosample containing CTL precursor cells from a subject patient; the step (b) of measuring the existence frequency or amount of WT1-specific CTL precursor cells present in the biosample (a); and the step (c) of adjudicating on whether or not the results of the measurement (b) are high as compared with those of healthy people and judging the responsiveness …

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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 June 25, 2004 and granted October 6, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 25, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 25, 2026.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 25, 2004
GrantedOctober 6, 2015
Term endedJune 25, 2024
Patent numberCA 2530184 C
Classification (IPC)C12Q1/02 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedJune 25, 2004Patent grantedOct 6, 2015Term endedJune 25, 2024

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