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Expired Canadian patentCanada

Apparatus for cooking or gelatinizing materials

CA 1203117 A · Owner: General Foods Corporation · Inventors: Joseph, Theodore H.; Pitchon, Esra; O'Rourke, Joseph D.

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Abstract From the Canadian patent

Apparatus is provided for cooking or gelatinizing a material in an atomized state, so that there is obtained an easily dryable, uniform and finely-sized product. The material which is to be cooked is injected through an atomization aperture in a nozzle assembly to form a relatively finely-sized spray. A heating medium is also injected through an aperture in the nozzle assembly into the spray of atomized material so as to heat the material to a temperature effective to cook or gelatinize the material. An enclosed chamber surrounds the atomization and heating medium injection apertures, and defines a vent aperture positioned to enable the heated spray of material to exit the chamber. 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 April 15, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 15, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 19, 1980
GrantedApril 15, 1986
Term endedApril 15, 2003
Patent numberCA 1203117 A
Classification (IPC)A21B1/00 +1 more

Timeline

Timeline From CIPO dates

19811984198719901993199619992002Application filedNov 19, 1980Patent grantedApril 15, 1986Term endedApril 15, 2003

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