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Expired Canadian patentCanada

Selection of proteins using rna-protein fusions

CA 2361725 C · Owner: The General Hospital Corporation · Inventors: Roberts, Richard W.; Szostak, Jack W.; Liu, Rihe

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

Described herein are RNA-protein fusion production methods which involve a high salt post-translational incubation step.

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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 February 1, 2000 and granted April 12, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 1, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 1, 2022.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 1, 2000
GrantedApril 12, 2011
Term endedFebruary 1, 2020
Patent numberCA 2361725 C
Classification (IPC)C07H21/04 +2 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedFeb 1, 2000Patent grantedApril 12, 2011Term endedFeb 1, 2020

Sources & verification

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