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Expired Canadian patentCanada

Manufacture of a food product

CA 1233696 A · Owner: Frisco-Findus Ag · Inventors: Svengren, Anders G.

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

Manufacture of a food product A machine for manufacturing a food product in which an edible filling material is completely enclosed in an edible coating material, comprising, outer, intermediate and inner spaced apart concentrically arranged extrusion conduits;, means for extruding the coating material continuously through the channel between the outer and intermediate conduits to form a tube of coating;, means for extruding the filling material intermittently through the channel between the intermediate and inner conduits so that it forms a filling within the tube of coating;, means for mechanically isolating the filling material on, interruption of extrusion, from the filling within 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 March 8, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 8, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 17, 1985
GrantedMarch 8, 1988
Term endedMarch 8, 2005
Patent numberCA 1233696 A
Classification (IPC)A23P1/08 +2 more

Timeline

Timeline From CIPO dates

1986198819901992199419961998200020022004Application filedJune 17, 1985Patent grantedMarch 8, 1988Term endedMarch 8, 2005

Sources & verification

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