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Expired Canadian patentCanada

Dedifferentiated, programmable stem cells of monocytic origin, and their production and use

CA 2479110 C · Owner: Ruhnke, Maren · Inventors: Faendrich, Fred; Kremer, Bernd Karl Friedrich; Ruhnke, Maren

CIPO record

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Abstract From the Canadian patent

The invention relates to the production of adult dedifferentiated programmable stem cells from human monocytes by cultivation of monocytes in a culture medium which contains M-CSF and IL-3. The invention further relates to pharmaceutical preparations, which contain the dedifferentiated programmable , stem cells and the use of these stem cells for the production of target cells and target tissue.

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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 March 28, 2003 and granted August 16, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 28, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 28, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 28, 2003
GrantedAugust 16, 2016
Term endedMarch 28, 2023
Patent numberCA 2479110 C
Classification (IPC)C12N5/07 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedMarch 28, 2003Patent grantedAug 16, 2016Term endedMarch 28, 2023

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