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Expired Canadian patentCanada

Protein fibres

CA 1099140 A · Owner: Unilever Limited · Inventors: Visser, Johannes; Bams, Gijsbert W.P.

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

Abstract of the Disclosure, A process for producing edible protein fibres by dry-spinning an aqueous mixture based on milk solids in which the ratio of calcium ions to the casein present is reduced to a value below 0.85 mM Ca2+/g. casein. The fibres obtained according to this process can be used as a fibrous component in reformed meat formulations or as an ingredient for protein-enriched snacks.

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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

  • Granted April 14, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 14, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 16, 1978
GrantedApril 14, 1981
Term endedApril 14, 1998
Patent numberCA 1099140 A
Classification (IPC)A23J1/20 +2 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedFeb 16, 1978Patent grantedApril 14, 1981Term endedApril 14, 1998

Sources & verification

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