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Expired Canadian patentCanada

Sfrp and peptide motifs that interact with sfrp and methods of their use

CA 2434672 C · Owner: Kay, Brian K. · Inventors: Rubin, Jeffrey S.; Kay, Brian K.; Horwood, Nicole Joy

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

This disclosure relates to a peptide motif and proteins containing the motif that are capable of binding to secreted Frizzled-related protein family members. Accordingly, the disclosure also includes methods of regulating the interaction of sFRP-1 with proteins containing the motif.

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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 January 10, 2002 and granted March 25, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 10, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 10, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 10, 2002
GrantedMarch 25, 2014
Term endedJanuary 10, 2022
Patent numberCA 2434672 C
Classification (IPC)C12N15/11 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJan 10, 2002Patent grantedMarch 25, 2014Term endedJan 10, 2022

Sources & verification

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