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Canadian application, no grantCanada

Genetically modified cells and their use in the prophylaxis or therapy of disorders

CA 2237698 A1 · Owner: Havemann, Klaus · Inventors: Havemann, Klaus; Muller, Rolf; Sedlacek, Hans-Harald

CIPO record

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

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Abstract From the Canadian patent

The invention relates to cells for use in gene therapy obtainable by, a) isolation of cells from the blood or cell-containing fluids of the body; b) culturing of the cells obtained in step a) in a cell culture medium comprising gangliosides, phospholipids glycolipids and/or growth, factors;, c) alternatively immortalization of the cells obtained in step a) or b) by transformation with an oncogene, activation of an oncogene or inactivation of a suppressor gene; and d) alternatively transfection of the cells obtained in step a) and b) or in step c) with a nucleic acid construct for gene therapy comprising an, effector gene which can be activated target cell-specifically cell, …

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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 July 20, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 20, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 20, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 20, 1998
GrantedNo grant recorded
Term endedJuly 20, 2018
Patent numberCA 2237698 A1
Classification (IPC)C12N5/10 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedJuly 20, 1998Term endedJuly 20, 2018

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