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Expired Canadian patentCanada

Ttk in diagnosis and as a therapeutic target in cancer

CA 2438092 C · Owner: Chiron Corporation · Inventors: Jefferson, Anne B.; Reinhard, Christoph; Chan, Vivien W.

CIPO record

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Abstract From the Canadian patent

The present invention provides methods for identification of cancerous cells by detection of expression levels of TTK as well as diagnostic, prognostic , and therapeutic methods that take advantage of the differential expression of these genes in mammalian cancer. Such methods can be useful in determining the ability of a subject to respond to a particular therapy e.g. as the basis of , rational therapy. In addition the invention provides assays for identifying pharmaceuticals that modulate activity of these genes in cancers in which these genes are involved, as well as methods of inhibiting tumor growth by inhibiting activity of TTK.

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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 February 21, 2002 and granted August 9, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 21, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 21, 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.
FiledFebruary 21, 2002
GrantedAugust 9, 2011
Term endedFebruary 21, 2022
Patent numberCA 2438092 C
Classification (IPC)C07H21/00 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedFeb 21, 2002Patent grantedAug 9, 2011Term endedFeb 21, 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.