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Expired Canadian patentCanada

Cutting device for a multi-dimensional bending apparatus

CA 1232519 A · Owner: Hashimoto Forming Industry Co. Ltd. · Inventors: Kitsukawa, Motohiko; Suzuki, Atsuo

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Abstract From the Canadian patent

B) HASHIMOTO FORMING 59-14,793 comb. Abstract of the Disclosure A multi-dimensional bending apparatus is disclosed, wherein the entire length of the product is divided into a plurality of imaginary segments which are identified by detecting the continuously supplied length of an elongate material. The material is bent multi-directionally by a bending device including horizontal and vertical bending mechanisms and an axial twisting mechanism, which are individually actuated in response to the detected supplied length of the material. Multi-dimensionally bent continuously supplied material, is cut into the length of the product by means of a cutting device also actuate in response to 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 February 9, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 9, 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.
FiledJanuary 30, 1985
GrantedFebruary 9, 1988
Term endedFebruary 9, 2005
Patent numberCA 1232519 A
Classification (IPC)B21D1/02 +2 more

Timeline

Timeline From CIPO dates

1986198819901992199419961998200020022004Application filedJan 30, 1985Patent grantedFeb 9, 1988Term endedFeb 9, 2005

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