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Expired Canadian patentCanada

Food receptacle for electronic oven cooking and cooking method using the same

CA 1258187 A · Owner: Gourmec Laboratory Co. Ltd. · Inventors: Matoba, Takeji; Morita, Masahiro

CIPO record

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Abstract From the Canadian patent

Disclosed is a food receptacle for electronic oven cooking which comprises at least one steam controlling opening for allowing steam to blow off therethrough when an internal pressure in the receptacle is increased beyond a certain value by the steam generated on electronic oven heating, and a method of electronic oven cooking which comprises using the receptacle described above, and adjusting the internal pressure in the receptacle to the range of 1.00 to 1.15 atm and a temperature to the range of 100 to 105°C. The receptacle is inflatable with an increase of the internal pressure induced by the steam generated therein on the electronic oven heating, whereby the completion of the cooking …

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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 August 8, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 8, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 11, 1986
GrantedAugust 8, 1989
Term endedAugust 8, 2006
Patent numberCA 1258187 A
Classification (IPC)B65D81/34 +2 more

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedApril 11, 1986Patent grantedAug 8, 1989Term endedAug 8, 2006

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