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Expired Canadian patentCanada

Rna aptamers and methods for identifying the same

CA 2425208 C · Owner: Sullenger, Bruce A. · Inventors: White, Rebekah; Rusconi, Christopher P.; Sullenger, Bruce A.

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

RNA aptamers and methods for identifying the same are disclosed. The RNA aptamers selectively bind coagulation factors E2F family members, Ang1 or , Ang2, and therapeutic and other uses for the RNA aptamers are also disclosed.

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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 September 26, 2001 and granted April 9, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 26, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 26, 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.
FiledSeptember 26, 2001
GrantedApril 9, 2013
Term endedSeptember 26, 2021
Patent numberCA 2425208 C
Classification (IPC)C07H21/04 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedSep 26, 2001Patent grantedApril 9, 2013Term endedSep 26, 2021

Sources & verification

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