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Expired Canadian patentCanada

Compositions and methods for preparing oligonucleotide solutions

CA 2382157 C · Owner: Illumina, Inc. · Inventors: Stuelpnagel, John R.; Chee, Mark S.

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

The present invention is directed to methods and compositions for generating a pool of oligonucleotides. The invention finds use in preparing a population or subpopulations of oligonucleotides in solution. The pool of oligonucleotides finds use in a variety of nucleic acid detection and/or amplification assays.

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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 August 18, 2000 and granted April 3, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 18, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 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.
FiledAugust 18, 2000
GrantedApril 3, 2012
Term endedAugust 18, 2020
Patent numberCA 2382157 C
Classification (IPC)—

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedAug 18, 2000Patent grantedApril 3, 2012Term endedAug 18, 2020

Sources & verification

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