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Expired Canadian patentCanada

Highly branched soluble glucose polymers and process of obtaining same

CA 2430557 C · Owner: Roquette Freres · Inventors: Backer, Daniel; Saniez, Marie-Helene

CIPO record

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Abstract From the Canadian patent

The invention relates to soluble highly branched glucose polymers having a reducing sugar content of less than 1% characterized in that they have a level of -1,6 glucoside bonds greater than 10% preferably of between 12 and 30%, a Mw value of between 0.35 105 and 2 105 daltons and an osmolality having a value of between 1 and 15 mOsm/kg. The invention also relates to their method of production and their applications in the Paper-Carton Textiles, Cosmetics, and particularly Pharmaceutical and Food industries and still more particularly in the fields of enteral and parenteral nutrition peritoneal dialysis as a glycemia inhibiting and/or regulating agent as an energy source during physical …

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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 June 5, 2003 and granted August 7, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 5, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 5, 2003
GrantedAugust 7, 2012
Term endedJune 5, 2023
Patent numberCA 2430557 C
Classification (IPC)C08B30/12 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedJune 5, 2003Patent grantedAug 7, 2012Term endedJune 5, 2023

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