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Expired Canadian patentCanada

Vectors and expression sequences for production of polypeptides

CA 1307482 C · Owner: Schoner, Brigitte E. · Inventors: Schoner, Brigitte E.; Schoner, Ronald G.

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Abstract From the Canadian patent

X-7336, Abstract, The present invention is composed of novel recombinant DNA expression vectors which contain a transcriptional activating sequence, a DNA sequence selected from the group as set forth below 1) , 2) , 3) , 4) , X-7336, 5) , 6) , 7) 8) , and a DNA sequence coding for a bioactive polypeptide especially bovine growth hormone. The aforementioned sequences contain a ribosome binding site and are designed to provide high level expression of DNA that codes for virtually any bioactive polypeptide. The invention further provides transformed microbial host cells capable of producing bovine growth hormone and other bioactive polypeptides at high levels.

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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 September 15, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 15, 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.
FiledNovember 2, 1988
GrantedSeptember 15, 1992
Term endedSeptember 15, 2009
Patent numberCA 1307482 C
Classification (IPC)C12N15/70 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedNov 2, 1988Patent grantedSep 15, 1992Term endedSep 15, 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.