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Expired Canadian patentCanada

Edible body and process for preparation thereof

CA 1302147 C · Owner: Japan Tobacco Inc. · Inventors: Okajima, Kunihiko; Goto, Akihiro; Hisano, Jinpei

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Abstract From the Canadian patent

Disclosed is an edible body composed of a cellulose having a crystal form of cellulose II, which is regenerated from an aqueous solution of an alkali metal hydroxide, and at least one guest component selected from polypeptides and edible polysaccharides. The cellulose II or a homogeneous mixture of the cellulose II and polysaccharide is present in the form of a sea component or a continuous phase in an amount of at least 10% based on the edible body. The edible body is made by adding at least one guest component selected from polypeptides, polysaccharides and living body constituents composed mainly thereof to an alkali solution in which up to 50 parts by weight of an undissolved cellulose …

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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 June 2, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 2, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 20, 1986
GrantedJune 2, 1992
Term endedJune 2, 2009
Patent numberCA 1302147 C
Classification (IPC)A23L35/00 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedOct 20, 1986Patent grantedJune 2, 1992Term endedJune 2, 2009

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