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Canadian application, no grantCanada

Plant grab proteins

CA 2289863 A1 · Owner: Consejo Superior De Investigaciones Cientificas · Inventors: Gutierrez-Armenta, Crisanto; Sanz-Burgos, Andres Pelajo; Qi, Xie

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

A method of controlling plant cell and plant virus growth and/or replication plant cell cycle, differentiation, development and/or scenescence is provided characterised in that it comprises increasing or decreasing the levels or binding capabilities of GRAB (Geminivirus RepA Binding) proteins other than Rb (Retinoblastoma) proteins within plant cells.

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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 June 9, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 9, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 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.
FiledJune 9, 1998
GrantedNo grant recorded
Term endedJune 9, 2018
Patent numberCA 2289863 A1
Classification (IPC)C12N15/29 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedJune 9, 1998Term endedJune 9, 2018

Sources & verification

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