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Expired Canadian patentCanada

New proliferation markers in clinical practice and their use for cancer prognosis or diagnosis

CA 2555656 C · Owner: Centre National De La Recherche Scientifique (Cnrs) · Inventors: Polo, Sophie E.; Almouzni, Genevieve; Theocharis, Stamatios E.

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Abstract From the Canadian patent

The invention relates to a method for assessing the proliferative state of cells in a human or non human biological sample comprising using Chromatin , Assembly Factor-1 (CAF-1 in short) subunits as proliferation markers. Application for cancer prognosis or diagnosis and monitoring tumor response in therapy.

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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 28, 2005 and granted March 28, 2017. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 28, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • 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 28, 2005
GrantedMarch 28, 2017
Term endedFebruary 28, 2025
Patent numberCA 2555656 C
Classification (IPC)G01N33/57

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedFeb 28, 2005Patent grantedMarch 28, 2017Term endedFeb 28, 2025

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