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Expired Canadian patentCanada

Apparatus for separating potato flesh from a potato half

CA 1296233 C · Owner: Decamoor Limited · Inventors: Curtis, Stephen S.; Allen, Michael

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 machine is disclosed which is capable of cutting solid pieces of potato from potato halves. A potato half 42 is supported in the cup 28 of a potato holder 18 beneath a plate 60. The plate 60 slides across the flat surface of the potato half to restrain it from movement and while, this happens a curved blade 88 moves into the potato half through a slot 64 in the plate 60 to cut out a solid piece 116 from the potato half 42. The depth to which the blade 88 penetrates the potato as it sweeps through it is controlled by a cam 100.

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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 February 25, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 25, 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.
FiledSeptember 23, 1987
GrantedFebruary 25, 1992
Term endedFebruary 25, 2009
Patent numberCA 1296233 C
Classification (IPC)A23N7/02

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedSep 23, 1987Patent grantedFeb 25, 1992Term endedFeb 25, 2009

Sources & verification

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