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Expired Canadian patentCanada

Nucleic acid molecules associated with plant cell proliferation and growth and uses thereof

CA 2425794 C · Owner: He, Steven S. · Inventors: He, Steven S.; Dotson, Stanton B.

CIPO record

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Abstract From the Canadian patent

The present invention provides a gene encoding ANT-like polypeptide comprising in the N-terminal to C-terminal direction two AP2 DNA binding domains followed in the C-terminal by an amino acid subsequence selected from the group consisting of Xaa-Ser-Ser-Ser-Arg-Glu, Aaa-Ser-Asn-Ser-Arg-Glu and Asn-Ser-, Ser-Ser-Arg-Asn, wherein Xaa is an amino acid residue selected from the group consisting of Gly, Ala, Val, Leu, and Ile. Such gene encoding ANT-like polypeptide can be over-expressed in a transgenic plant to provide agronomically desired traits based on increased size of plant organs.

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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 December 19, 2001 and granted April 2, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 19, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 19, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 19, 2001
GrantedApril 2, 2013
Term endedDecember 19, 2021
Patent numberCA 2425794 C
Classification (IPC)C12N15/82 +1 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedDec 19, 2001Patent grantedApril 2, 2013Term endedDec 19, 2021

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