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Expired Canadian patentCanada

Food-temperature control system

CA 1329422 C · Owner: Food Automation-Service Techniques, Inc. · Inventors: Schreyer, William M.; Albrecht, Lance M.; Pasquini, Mario

CIPO record

Overview

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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 food-temperature control system includes apparatus for controlling the temperature of the food in a cooking vat and for providing an output signal representative of the status of the food. A holding station for the food is disposed remotely from the apparatus. A remote status indicator adjacent the holding station is coupled to the apparatus for indicating the status of the food at the holding station.

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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 May 10, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 10, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 14, 1987
GrantedMay 10, 1994
Term endedMay 10, 2011
Patent numberCA 1329422 C
Classification (IPC)G05D23/19 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedSep 14, 1987Patent grantedMay 10, 1994Term endedMay 10, 2011

Sources & verification

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