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Canadian application, no grantCanada

Immuno-magnetic cell separation used in identification of genes associated with site-preferenced cancer methastasis formation

CA 2250202 A1 · Owner: Fodstad, Oystein · Inventors: Fodstad, Oystein; Engebraten, Olav; Hovig, Johannes Eivind

CIPO record

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Abstract From the Canadian patent

Method for identifying genes with site specific or site preferred expression in target cells that are initially detected and isolated by repeated immunomagnetic procedures. The purified target cells are then exposed to known cloning procedures. Preferred target cells are malignant cells e.g. , metastatic cells. Gene cloning methods may include the differential display or substractive hybridization approaches.

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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 25, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 25, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 25, 2019.
  • 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 25, 1997
GrantedNo grant recorded
Term endedMarch 25, 2017
Patent numberCA 2250202 A1
Classification (IPC)C12Q1/68 +1 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedMarch 25, 1997Term endedMarch 25, 2017

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