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Expired Canadian patentCanada

Structure of connection between bus bar and press-connecting branch terminal in electric connection box

CA 2018623 C · Owner: Araki, Mamoru · Inventors: Araki, Mamoru; Matsumoto, Etsuji; Ozaki, Keiichi

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 structure of connection between a bus bar and a press-connecting branch terminal in an electric connection box is disclosed wherein a plurality of bus bars constituting a circut are accommodated within a casing composed of an upper case and a lower case; a housing having tab insertion holes at its bottom is formed on at least one of the upper and lower cases; a branch tab formed on one side portion of a pressconnecting branch terminal is extended through the tab insertion hole into the housing to thereby constitute a connector insertion portion; and a desired one of the bus bars is press-fitted in and connected to a U-shaped slot formed in a press-connecting portion formed on the other …

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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 June 8, 1990 and granted May 3, 1994. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 8, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 8, 2012.
  • 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 8, 1990
GrantedMay 3, 1994
Term endedJune 8, 2010
Patent numberCA 2018623 C
Classification (IPC)H02G5/08 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedJune 8, 1990Patent grantedMay 3, 1994Term endedJune 8, 2010

Sources & verification

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