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Canadian application, no grantCanada

Targeted manipulation of genes in plants

CA 2478494 A1 · Owner: Mahajan, Pramod B. · Inventors: Kannan, Priya; Mahajan, Pramod B.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Methods and compositions for altering a polynucleotide of interest in a plant are provided. The methods involve introducing a template oligonucleotide into a plant cell, the template oligonucleotide comprises regions complementary to the plant polynucleotide, the complementary regions flank a non-complementary region, and the template oligonucleotide comprises a single-stranded nucleic acid comprising at least one cationic phosphoramidate internucleoside linkage.

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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 3, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 3, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 3, 2025.
  • 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 3, 2003
GrantedNo grant recorded
Term endedMarch 3, 2023
Patent numberCA 2478494 A1
Classification (IPC)C07H21/00 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedMarch 3, 2003Term endedMarch 3, 2023

Sources & verification

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