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Expired Canadian patentCanada

Process for making whey-derived fat substitute product and products thereof

CA 2108463 C · Owner: Rhodes, Kenneth Herbert · Inventors: Rhodes, Kenneth Herbert

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

Described are protein, and/or carbohydrate based fat-replicating systems and, methods of making same in which fat globules mimicking , particles of protein or carbohydrate origin are, modified by encapsulating same in a membrane which, more closely replicates the characteristics of natural fat, globules. The membrane is of liposome architecture, formed by lipids in particular, liposomal phospholipids. Liposomal encapsulated , food additives and the method of making and , using same are described. Also described is a method of, making a fat substitute from whey curd. The whey may, include a protein additive such as caseinate. The preferred , method of curd formation involves denaturing …

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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 April 23, 1992 and granted January 4, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 23, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 23, 2014.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 23, 1992
GrantedJanuary 4, 2000
Term endedApril 23, 2012
Patent numberCA 2108463 C
Classification (IPC)B01J13/02 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedApril 23, 1992Patent grantedJan 4, 2000Term endedApril 23, 2012

Sources & verification

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