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Expired Canadian patentCanada

Ignition distributor rotor and method of manufacture thereof

CA 1079502 A · Owner: Mitsubishi Denki Kabushiki Kaisha · Inventors: Onishi, Masayoshi; Aiyama, Yoshinobu

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

A distribution rotor is made by forming an electrode having a central electrode part, an outer electrode part and connecting parts and fixing a resistor to both of the central electrode part and the outer electrode part and then cutting off the connecting parts and moulding the combination of the electrode and the resistor with a resin in one piece.

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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 June 17, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 17, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJune 17, 1980
Term endedJune 17, 1997
Patent numberCA 1079502 A
Classification (IPC)H01H11/00

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJune 17, 1980Term endedJune 17, 1997

Sources & verification

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