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Expired Canadian patentCanada

Hybridoma tumor cell lines and their monoclonal antibodies to theumatin

CA 1297819 C · Owner: International Genetic Engineering, Inc. · Inventors: Ghosh-Dastidar, Pradip

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Abstract From the Canadian patent

HYBRIDOMA TUMOR CELL LINES AND, THEIR MONOCLONAL ANTIBODIES TO THAUMATIN" ABSTRACT, Disclosed are murine-derived hybridoma tumor cell lines and monoclonal anti-thaumatin antibody substances produced by these cell lines. The monoclonal antibody substances may be used alone or in combination in immunological procedures for isolation of thaumatin and for quantitative detection of thaumatin in fluid samples.

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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

  • Granted March 24, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 24, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 24, 1986
GrantedMarch 24, 1992
Term endedMarch 24, 2009
Patent numberCA 1297819 C
Classification (IPC)C12N5/16 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedOct 24, 1986Patent grantedMarch 24, 1992Term endedMarch 24, 2009

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