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Expired Canadian patentCanada

Transgenic plant expressing maltogenic alpha-amylase

CA 2348367 C · Owner: Kjaerulff, Soren · Inventors: Kjaerulff, Soren; Nielsen, Jack Bech

CIPO record

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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 transgenic plant cell expressing a maltogenic amylase (such as Novamyl®) or a beta-amylase; a transgenic plant regenerated from said cell; seeds generated from such plant where said seeds comprise a maltogenic amylase or a beta-amylase and the use of said-seeds optionally in ground form, for catalyzing an industrial process such as e.g. , in baking. The maltogenic amylase providing an anti staling effect in bread produced from the seeds in question.

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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 November 12, 1999 and granted May 8, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 12, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 12, 2021.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 12, 1999
GrantedMay 8, 2012
Term endedNovember 12, 2019
Patent numberCA 2348367 C
Classification (IPC)C12N15/82 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedNov 12, 1999Patent grantedMay 8, 2012Term endedNov 12, 2019

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