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Expired Canadian patentCanada

Induction of cell differentiation, apoptosis and necrosis of malignant cells such as leukemia using ozone and synergies with known cell differentiation drugs

CA 2192602 C · Owner: Ichim, Thomas · 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 invention provides a novel compound and synergies between different compounds which are effective in producing programmed cell death (apoptosis), necrosis, and inducing the differentiation of malignant cells such as leukemia.

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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 December 11, 1996 and granted April 20, 1999. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 11, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 11, 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.
FiledDecember 11, 1996
GrantedApril 20, 1999
Term endedDecember 11, 2016
Patent numberCA 2192602 C
Classification (IPC)A61K33/00

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedDec 11, 1996Patent grantedApril 20, 1999Term endedDec 11, 2016

Sources & verification

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