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Canadian application, no grantCanada

Stress-associated genetic products from ashbya gossypii

CA 2453327 A1 · Owner: Althoefer, Henning · Inventors: Kroeger, Burkhard; Revuelta Doval, Jose L.; Karos, Marvin

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 invention relates to polynucleotides from Ashbya gossypii; oligonucleotides hybridised by the above; expression cassettes and vectors containing said polynucleotides; micro-organisms transformed with the above; polypeptides coded by said polynucleotides and the use of the polypeptides and polynucleotides as targets to improve stress-resistance and in particular, improve vitamin B2 production in micro-organisms of the species Ashbya.

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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 10, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 10, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 10, 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 10, 2002
GrantedNo grant recorded
Term endedJuly 10, 2022
Patent numberCA 2453327 A1
Classification (IPC)C12N15/30 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJuly 10, 2002Term endedJuly 10, 2022

Sources & verification

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