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Canadian application, no grantCanada

Modulation of oligonucleotide cpg-mediated immune stimulation by positional modification of nucleosides

CA 2784789 A1 · Owner: Idera Pharmaceuticals, Inc. · Inventors: Agrawal, Sudhir

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention provides methods for modulating the immune response caused by CpG-containing oligonucleotides. The methods according to the invention enable both decreasing the immunostimulatory effect for antisence applications as , well as , increasing the immunostimulatory effect for immunotherapy applications.

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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 14, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 14, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 14, 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 14, 2000
GrantedNo grant recorded
Term endedAugust 14, 2020
Patent numberCA 2784789 A1
Classification (IPC)C12N15/11 +2 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedAug 14, 2000Term endedAug 14, 2020

Sources & verification

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