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Expired Canadian patentCanada

Process for the manufacture of a dairy product

CA 1267320 C · Owner: Prella, Giovanni · Inventors: Prella, Giovanni

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A process for the manufacture of a dairy product To make a dairy product of the soft-curd fresh cheese type a starting mixture containing casein in the native state insolubilized whey proteins, fats and optionally a stabilizing hydrocolloid is prepared and sterilized after which, a solution of sterile rennet and then the sterilized starting mixture are introduced into the presterilized packs under highly hygienic conditions, the packs are hermetically closed with presterilized covers and are then left standing under conditions favorable to the action of the rennet. The end products have an excellent nutritional value and improved keeping properties.

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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 3, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 3, 2007.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 13, 1985
GrantedApril 3, 1990
Term endedApril 3, 2007
Patent numberCA 1267320 C
Classification (IPC)A23C19/07 +1 more

Timeline

Timeline From CIPO dates

19861989199219951998200120042007Application filedDec 13, 1985Patent grantedApril 3, 1990Term endedApril 3, 2007

Sources & verification

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