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Expired Canadian patentCanada

Novel t-cell lymphoma cdna clones

CA 2080018 C · Owner: Macleod, Carol L. · Inventors: Macleod, Carol L.

CIPO record

Overview

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Abstract From the Canadian patent

The present invention provides novel DNA sequences recombinant DNA (rDNA) , molecules, processes for producing novel T-cell proteins expressed in T-cell development the novel T-cell , proteins in substantially pure farm and antibodies which bind to the novel proteins. More particularly it relates to novel DNA , sequences expressed in appropriate host and the novel Tcell proteins produced in these hosts. The present invention also provides novel transmembrane proteins in substantially pure form, rDNA molecules encoding said transmembrane proteins and processes for producing the novel transmembrane proteins. The DNA sequences and recombinant DNA molecules of this invention are …

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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 April 12, 1991 and granted October 14, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 12, 2011.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 12, 2013.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 12, 1991
GrantedOctober 14, 2003
Term endedApril 12, 2011
Patent numberCA 2080018 C
Classification (IPC)C12N15/12 +2 more

Timeline

Timeline From CIPO dates

1992199419961998200020022004200620082010Application filedApril 12, 1991Patent grantedOct 14, 2003Term endedApril 12, 2011

Sources & verification

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