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Expired Canadian patentCanada

Mixing apparatus for domestic use coupled with an extrusion unit, for the production of fresh food-dough in general

CA 1113451 A · Owner: Cavalli, Alfredo · Inventors: Cavalli, Alfredo

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

A mixing machine for domestic use comprises a mixture bowl within which a mixing member rotates. The mixing member blends the ingredients and pushes the blended mixture through an opening where an extrusion unit extrudes a finished product. The mixing unit and the extrusion unit are arranged removable with respect to an outer frame body of the said machine the units are shaped in, such a manner as to prevent the outflow of flour or of portions of the said mixture and the penetration thereof into the space enclosing the motor reducer unit, the mixing and thrust member of the mixing unit and the extrusion screw of the extrusion unit being so shaped to reduce the absorbed power.

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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 1, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 1, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 12, 1979
GrantedDecember 1, 1981
Term endedDecember 1, 1998
Patent numberCA 1113451 A
Classification (IPC)B01F7/08 +2 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedFeb 12, 1979Patent grantedDec 1, 1981Term endedDec 1, 1998

Sources & verification

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