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Expired Canadian patentCanada

Switch actuating assembly in a circuit breaker panelboard

CA 2092032 C · Owner: Miller, Michael Wayne · Inventors: Miller, Michael Wayne

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 circuit breaker panelboard has a rear housing mounting circuit breaker switches arranged in a pair of spaced columns, a front cover releasably attachable to the rear housing for enclosing the circuit breaker switches, and an improved circuit breaker switch actuating assembly coupled to the circuit breaker switches and to the front cover for facilitating manipulation of the switches from the exterior of the front cover. The switch actuating assembly includes operating members and linking members. The operating members are mounted to the front cover and arranged in first and second groups. The operating members of the first group are disposed in a first pair of columns aligned with the pair …

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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

  • Filed March 19, 1993 and granted December 31, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 19, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 19, 2015.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 19, 1993
GrantedDecember 31, 2002
Term endedMarch 19, 2013
Patent numberCA 2092032 C
Classification (IPC)H01H21/02 +1 more

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedMarch 19, 1993Patent grantedDec 31, 2002Term endedMarch 19, 2013

Sources & verification

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