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Expired Canadian patentCanada

Multipotent adult stem cells and methods for isolation

CA 2381292 C · Owner: Abt Holding Company · Inventors: Reyes, Morayma; Furcht, Leo T.; Verfaillie, Catherine M.

CIPO record

Overview

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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 provides isolated stem cells of non-embryonic origin that can be maintained in culture in the undifferentiated state or differentiated to form cells of multiple tissue types. Also provided are methods of isolation and culture, as well as therapeutic uses for the isolated cells.

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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 August 4, 2000 and granted May 24, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 4, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 4, 2022.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 4, 2000
GrantedMay 24, 2016
Term endedAugust 4, 2020
Patent numberCA 2381292 C
Classification (IPC)C12N5/07 +2 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedAug 4, 2000Patent grantedMay 24, 2016Term endedAug 4, 2020

Sources & verification

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