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Expired Canadian patentCanada

Deep fat frying apparatus having an improved cooking fluid filtration system

CA 1311933 C · Owner: The Frymaster Corporation · Inventors: Kinch, John M.; Grob, James T.

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 multi-frypot, deep fat frying assembly is formed by operatively interconnecting a filtered multiple frypot, cooking module with one or more nonfiltered multiple frypot, cooking modules, each module having headered cooking fluid supply and drain piping systems disposed within its outer housing. To form the ganged frypot assembly the module, housings, with appropriate side panels removed are placed, in a side-by-side orientation and the adjacent headered piping systems are connected to one another to form in the assembly common supply and drain headers. The filtered module is provided with a roll-out, self-contained filter unit which may be moved into and out of the filtered module housing …

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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 December 29, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 29, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 8, 1989
GrantedDecember 29, 1992
Term endedDecember 29, 2009
Patent numberCA 1311933 C
Classification (IPC)A47J37/12

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedMarch 8, 1989Patent grantedDec 29, 1992Term endedDec 29, 2009

Sources & verification

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