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Expired Canadian patentCanada

Method of making soft ice-drink and apparatus of making the same

CA 1298476 C · Owner: Ando, Toshio · Inventors: Mitsubayashi, Yoshihiko; Ando, Toshio

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

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Abstract From the Canadian patent

An apparatus of making a soft ice-drink comprises a mixing mechanism including a container containing a liquid material such as syrup and into which shaved ice pieces are discharged, rotary blades rotatably, supported within the container for mixing together, the liquid material and shaved ice pieces and smashing the shaved ice pieces into granules of ice and a, drive motor for rotating the rotary blades at high speeds, and an ice shaving mechanism, disposed on an apparatus bed and above the mixing mechanism includ-, ing a shaver casing having a slit to which a shaving blade is exposed and a shaved ice discharge chute opened to above the container, and rotatable blades provided 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 April 7, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 7, 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.
FiledJune 17, 1987
GrantedApril 7, 1992
Term endedApril 7, 2009
Patent numberCA 1298476 C
Classification (IPC)B02C19/00

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedJune 17, 1987Patent grantedApril 7, 1992Term endedApril 7, 2009

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