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Expired Canadian patentCanada

Electrical outlet assembly

CA 1265606 C · Owner: Hetherington, Michael Warnett · Inventors: Hetherington, Michael Warnett

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 wiring system is provided for offices and similar environments, in which simplex outlet units may be plugged into outlet assemblies connected to several different supplies so as to provide combinations of outlets suited to the requirements of different work stations. The simplex outlet units are all identical connections to, different supplies being achieved by selecting the angular orientation of the units as they are plugged into the assembly. There are indicators to show which supply is being tapped by any outlet, and interlocks to prevent an outlet being removed for so long as equipment is plugged into it.

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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 6, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 6, 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.
FiledJune 17, 1987
GrantedFebruary 6, 1990
Term endedFebruary 6, 2007
Patent numberCA 1265606 C
Classification (IPC)H01R29/00 +1 more

Timeline

Timeline From CIPO dates

1988199019921994199619982000200220042006Application filedJune 17, 1987Patent grantedFeb 6, 1990Term endedFeb 6, 2007

Sources & verification

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