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Expired Canadian patentCanada

Compositions that specifically bind to colorectal cancer cells and methods of using the same

CA 2299630 C · Owner: Thomas Jefferson University · Inventors: Pearlman, Joshua M.; Parkinson, Scott J.; Barber, Michael T.

CIPO record

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Abstract From the Canadian patent

A unique transcription product, CRCA-1 and alternative translation products , generated therefrom are disclosed. The transcript and its translation products are markers for colorectal cells. Screening and diagnostic reagents kits and methods for metastasized colorectal cancer are disclosed as are reagents, kits and methods for identifying adenocarcinomas as colorectal in origin. Compounds, compositions and methods of treating patients with metastasized colorectal cancer and for imaging metastasized colorectal tumors in vivo are disclosed. Compositions and methods for delivering active compounds such as gene therapeutics and antisense compounds to colorectal cells are disclosed. …

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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 7, 1998 and granted January 8, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 7, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 7, 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.
FiledAugust 7, 1998
GrantedJanuary 8, 2013
Term endedAugust 7, 2018
Patent numberCA 2299630 C
Classification (IPC)C07H21/04 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedAug 7, 1998Patent grantedJan 8, 2013Term endedAug 7, 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.