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Expired Canadian patentCanada

Method and apparatus for regulating the fat content of milk

CA 1057116 A · Owner: Gebruder Ott A. G. · Inventors: Pato, Tibor

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 method and apparatus for regulating the fat content of milk including that of cream, by separating whole milk into skim milk and cream, mixing part of the cream with the skim milk determining the respective densities of the skim milk and of the mixture, and controlling the mixture ratio as a function of the difference between these densities by means of an electronic control unit connected to a dosing pump. The fat content of cream may also be regulated by using a pressure control valve and the fat content of milk intended for cheese production may be regulated in proportion to the nonfat solids content.

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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 26, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 26, 1996.
  • 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—
GrantedJune 26, 1979
Term endedJune 26, 1996
Patent numberCA 1057116 A
Classification (IPC)A23C9/14 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedJune 26, 1979Term endedJune 26, 1996

Sources & verification

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