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Expired Canadian patentCanada

Apparatus for combining fastener stringers

CA 1266763 C · Owner: Yoshida Kogyo K.K. · Inventors: Kuse, Kazuki

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

Abstract of the Disclosure:, A stringer combining apparatus includes a stringer combining guide section. The guide section has an outer guide member located at the junction of guide groove portions which in combination constitute a Y-shaped guide groove, the member being made resiliently movable in the outward direction, thereby allowing the passage of even members other than fastener elements attached to a stringer. The apparatus further includes a conveyor device for conveying the stringers through the guide section. The guide section is made movable in the direction parallel with the moving direction of the stringers. The guide section is moved by a fluid-pressure cylinder device. …

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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 20, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 20, 2007.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 24, 1985
GrantedMarch 20, 1990
Term endedMarch 20, 2007
Patent numberCA 1266763 C
Classification (IPC)A44B19/42

Timeline

Timeline From CIPO dates

19861989199219951998200120042007Application filedApril 24, 1985Patent grantedMarch 20, 1990Term endedMarch 20, 2007

Sources & verification

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