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Expired Canadian patentCanada

Expression vectors for the synthesis of proteins in the fission yeast schizosaccharomyces pombe

CA 2011304 C · Owner: Behringwerke Aktiengesellschaft · Inventors: Broker, Michael

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

Particularly suitable expression vectors for the synthesis of proteins in the fission yeast Schizosaccharomyces pombe (S. pombe) are described. These expression vectors are (in addition to other advantageous elements, equipped with a strong homologous promoter and terminator).

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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 1, 1990 and granted October 1, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 1, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 1, 2012.
  • 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 1, 1990
GrantedOctober 1, 2002
Term endedMarch 1, 2010
Patent numberCA 2011304 C
Classification (IPC)C12N15/81 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedMarch 1, 1990Patent grantedOct 1, 2002Term endedMarch 1, 2010

Sources & verification

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