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Expired Canadian patentCanada

Mutations in ion channels

CA 2454073 C · Owner: Harkin, Louise Anne · Inventors: Wallace, Robyn; Dibbens, Leanne Michelle; Phillips, Hilary Anne

CIPO record

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Abstract From the Canadian patent

A method of identifying a subject predisposed to a disorder associated with ion channel dysfunction, comprising ascertaining whether at least one of the genes encoding ion channel subunits in said subject has undergone a mutation event such that a cDNA derived from said subject has the sequence set forth in one of SEQ ID NOS: 1-134.

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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 July 8, 2002 and granted August 28, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 8, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 8, 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.
FiledJuly 8, 2002
GrantedAugust 28, 2012
Term endedJuly 8, 2022
Patent numberCA 2454073 C
Classification (IPC)C12N15/09 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJuly 8, 2002Patent grantedAug 28, 2012Term endedJuly 8, 2022

Sources & verification

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