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Expired Canadian patentCanada

Gelling and thickening agents

CA 1069751 A · Owner: Mars Limited · Inventors: Mitchell, John R.; Burrows, Ian E.; Buckley, Keith

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Abstract From the Canadian patent

Food products comprising solid foodstuff and more especially meat meat by-products or other proteinaceous materials are contained in an aqueous phase of near neutral pH value thickened or gelled by pectic substances having a degree of esterification (methoxylation) of less than 20%. Where a rigid gel is required the pectic substance is preferably reacted with a di- or trivalent metal ion, notably calcium ion and also with a sequestrant. The pectic substance is a natural pectin source, for example citrus peel in which the, pectic substance has the required low level of esterification for example, by enzymatic or chemical treatment of the natural material. Food products employing the …

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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 January 15, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 15, 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.
Filed—
GrantedJanuary 15, 1980
Term endedJanuary 15, 1997
Patent numberCA 1069751 A
Classification (IPC)A23J1/02 +2 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJan 15, 1980Term endedJan 15, 1997

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