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Canadian application, no grantCanada

Alteration of plant morphology by control of profilin expression

CA 2234533 A1 · Owner: Institute Of Molecular Agrobiology · Inventors: Christensen, Hans Erik Molager; Chua, Nam-Hai; Ramachandran, Srinivasan

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Abstract From the Canadian patent

Plant growth habit is altered by causing either under-expression or over-expression of profilin in a plant cell. Under-expression of profilin can be achieved by transforming a plant or plant cell with a gene expressing an antisense mRNA complementary to the mRNA transcribed by the coding sequence of a profilin gene and expressing the gene in the plant or plant cell such that the antisense mRNA inhibits the production of the profilin in the plant or plant cell. Under-expression of profilins in plants can lead to such alterations in growth habit as a dwarf phenotype a, reduced root and root hair system, and delay in the onset of flowering. Over-expression of profilin can be achieved by …

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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 9, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 9, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 9, 2020.
  • 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 9, 1998
GrantedNo grant recorded
Term endedApril 9, 2018
Patent numberCA 2234533 A1
Classification (IPC)C12N15/82

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedApril 9, 1998Term endedApril 9, 2018

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