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Expired Canadian patentCanada

Bread improvers and modified gluten product

CA 1316388 C · Owner: Nisshin Flour Milling Inc. · Inventors: Negishi, Yoshie; Endo, Shigeru; Shiiba, Kiwamu

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Abstract From the Canadian patent

A new water-insoluble modified gluten product and a new water-soluble proteinaceous substance have now been found to be produced by kneading a mixture of wheat flour one or, more oxidizing agents such as L-ascorbic acid potassium, bromate, ammonium persulfate and potassium iodate and water, and then separating or fractionating the resulting dough-like or batter-like, hydrated flour mixture as kneaded for, instance, by repeated water-washing or centrifugation so as, to give individually a fraction comprising the waterinsoluble modified gluten product, a fraction comprising an aqueous solution containing the water-soluble proteinaceous substance dissolved therein, and a fraction comprising …

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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 20, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 20, 2010.
  • 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, 1987
GrantedApril 20, 1993
Term endedApril 20, 2010
Patent numberCA 1316388 C
Classification (IPC)A23J1/12 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedApril 23, 1987Patent grantedApril 20, 1993Term endedApril 20, 2010

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