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Expired Canadian patentCanada

Ikb kinases

CA 2281895 C · Owner: Cao, Zhaodan · Inventors: Cao, Zhaodan

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 methods and compositions relating to IB regulating proteins, known as T2K proteins, and related nucleic acids. The proteins may be produced recombinantly from transformed host cells from the disclosed T2K encoding nucleic acid or purified from human cells. The invention provides specific hybridization probes and primers capable of specifically hybridizing with the disclosed T2K gene, T2K-specific binding agents such as specific antibodies, and methods of making and using the subject compositions in diagnosis, therapy and in the biopharmaceutical industry.

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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 6, 1998 and granted October 1, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 6, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 6, 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.
FiledMarch 6, 1998
GrantedOctober 1, 2002
Term endedMarch 6, 2018
Patent numberCA 2281895 C
Classification (IPC)C12N1/14 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedMarch 6, 1998Patent grantedOct 1, 2002Term endedMarch 6, 2018

Sources & verification

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