Expired Canadian patentCanada
Protein/starch complex and a method of producing a protein/starch complex
CA 1091653 A · Owner: Hermansson, Anne-Marie I. · Inventors: Hermansson, Anne-Marie I.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
By heating starch with an aqueous dispersion of casein or caseinate at a temperature above the gelation temperature of the starch, a unique complex is formed.
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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 December 16, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 16, 1997.
- 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 10, 1978
GrantedDecember 16, 1980
Term endedDecember 16, 1997
Patent numberCA 1091653 A
Classification (IPC)C08B31/00
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.