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Expired Canadian patentCanada

Modular plug having superior dielectric strength for terminating cords

CA 1098983 A · Owner: Western Electric Company, Incorporated · Inventors: Hardesty, Edwin C.

CIPO record

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Abstract From the Canadian patent

ard?sty 25, MODULAR PLUS ?AV??? SUPERIOR DIELECTRIC STRENGTH FOR TERM???TI?? ???DS, ABSTRACT OF THE DISCLOSURE A modular plug for terminating a multiconductor cord and adapted to be inserted into a jack to establish electrical connections between cord conductors and contact wires in the jack possesses superior dielectric strength. The plug includes a plastic housing having conductor receiving cells extending between a closed end of the plug and a chamber common to all the conductors with the spacing of the cells differing from that of the jack wires. Terminal-receiving slots extend between the chamber and an exterior surface of the housing with the length of each slot being parallel 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 April 7, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 7, 1998.
  • 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 25, 1978
GrantedApril 7, 1981
Term endedApril 7, 1998
Patent numberCA 1098983 A
Classification (IPC)H01R4/24 +2 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedApril 25, 1978Patent grantedApril 7, 1981Term endedApril 7, 1998

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