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Expired Canadian patentCanada

Method for sequencing nucleic acid molecules

CA 2373385 C · Owner: Webb, Watt W. · Inventors: Foquet, Mathieu; Craighead, Harold G.; Korlach, Jonas

CIPO record

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Abstract From the Canadian patent

The present invention is directed to a method of sequencing a target nucleic acid molecule having a plurality of bases. In its principle the temporal , order of base additions during the polymerization reaction is measured on a molecule of nucleic acid, i.e. the activity of a nucleic acid polymerizing enzyme on the templage nucleic acid molecule to be sequenced is followed in real time. The sequence is deduced by identifying which base is being incorporated into the growing complementary strand of the target nucleic acid by the catalytic activity of the nucleic acid polymerizing enzyme at each step in the sequence of base additions. A polymerase on the target nucleic acid molecule …

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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 May 18, 2000 and granted July 3, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 18, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 18, 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.
FiledMay 18, 2000
GrantedJuly 3, 2012
Term endedMay 18, 2020
Patent numberCA 2373385 C
Classification (IPC)C12P19/34 +1 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedMay 18, 2000Patent grantedJuly 3, 2012Term endedMay 18, 2020

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