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Expired Canadian patentCanada

Process for preparing maltitol enriched products

CA 2529508 C · Owner: Sacrato, Ricardo · Inventors: Brussani, Gianfranco; Conard, Chad; Sasman, Thomas

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 current invention relates to a process for preparing maltitol enriched products and said process is chromatographically fractionating a maltose syrup followed by hydrogenating it into a liquid maltitol enriched product and optionally solidification or crystallization of maltitol. Liquid solid and , crystalline maltitol of different purities are obtainable by a single process.

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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 6, 2004 and granted August 27, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 6, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 6, 2026.
  • 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 6, 2004
GrantedAugust 27, 2013
Term endedJuly 6, 2024
Patent numberCA 2529508 C
Classification (IPC)C07H15/04

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedJuly 6, 2004Patent grantedAug 27, 2013Term endedJuly 6, 2024

Sources & verification

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