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Canadian application, no grantCanada

Method of stabilizing reagent for amplifying or detecting nucleic acid and storage method

CA 2450397 A1 · Owner: Kobayashi, Eiji · Inventors: Enoki, Tatsuji; Mukai, Hiroyuki; Kobayashi, Eiji

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

A method of stabilizing a reaction reagent for highly sensitively and specifically amplifying a target nucleic acid in a sample with the use of a chimeric oligonucleotide primer and a method of storing the same over a long time; and a method of highly sensitively detecting a pathogenic microorganism and a virus.

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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 June 12, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 12, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 12, 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.
FiledJune 12, 2002
GrantedNo grant recorded
Term endedJune 12, 2022
Patent numberCA 2450397 A1
Classification (IPC)C12N15/09 +1 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJune 12, 2002Term endedJune 12, 2022

Sources & verification

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