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Expired Canadian patentCanada

In vitro peptide expression library

CA 2497496 C · Owner: Fitzgerald, Kevin · Inventors: Hederer, Rosemarie; Eldridge, Bill; Odegrip, Richard

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Abstract From the Canadian patent

The invention provides a method for making in vitro peptide expression libraries, and for the isolation of nucleotide sequences encoding peptides of interest, wherein the peptides or proteins are specifically associated with the DNA encoding them through non-covalent protein:DNA binding. The method describes ways of making the library itself DNA molecules encoding the , library and uses of the expression library.

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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 5, 2003 and granted May 15, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 5, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 5, 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.
FiledSeptember 5, 2003
GrantedMay 15, 2012
Term endedSeptember 5, 2023
Patent numberCA 2497496 C
Classification (IPC)C12N15/10

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedSep 5, 2003Patent grantedMay 15, 2012Term endedSep 5, 2023

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