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Expired Canadian patentCanada

Apparatus for continuously stretching a strip of dough

CA 1263563 C · Owner: Hayashi, Torahiko · Inventors: Hirabayashi, Koichi; Hayashi, Torahiko

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

An apparatus for continuously stretching confectionary dough bread dough, and the like, is provided. The apparatus comprises a conveyor mechanism including an entrance belt conveyor, an intermediate belt conveyor and an exit, belt conveyor, and a roller mechanism to roll out a strip of dough cooperatively with the conveyor mechanism. The angles between the upper flights of the entrance and intermediate belt conveyors and the straight portion of the roller mechanism can be adjusted in response to the change in the dough thickness and properties. A first variable speed drive device moves the entrance belt conveyor, and a second variable speed drive device moves the intermediate and exit belt …

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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 5, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 5, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 6, 1986
GrantedDecember 5, 1989
Term endedDecember 5, 2006
Patent numberCA 1263563 C
Classification (IPC)A21C3/02

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedAug 6, 1986Patent grantedDec 5, 1989Term endedDec 5, 2006

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