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Expired Canadian patentCanada

Beater device for ice cream making machines

CA 1279310 C · Owner: Carpigiani Bruto Macchine Automatiche S.P.A. · Inventors: Manfroni, Ezio

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

An ice cream making machine provided with a rotating beater and a stationary counter-beater . The stationary counter-beater is carried by a supporting shaft connected at one end to a cross-plate formed with notches for engaging with pegs secured to the closure door of the freezing cylinder of the ice cream machine. The opposite end of the shaft is rotatably idly supported within a tubular hub provided at the rear end of the rotating beater .

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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 January 22, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 22, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 14, 1987
GrantedJanuary 22, 1991
Term endedJanuary 22, 2008
Patent numberCA 1279310 C
Classification (IPC)A23G9/12 +1 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedJan 14, 1987Patent grantedJan 22, 1991Term endedJan 22, 2008

Sources & verification

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