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Expired Canadian patentCanada

Shunt connecting apparatus

CA 1269729 C · Owner: Abe, Hiroshi · Inventors: Abe, Hiroshi

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 shunt connecting apparatus is equipped with a rectangular housing made of insulating material housing, to which rows of terminals are attached and an elastic, contact piece for shunting two adjacent terminals. Guide grooves are formed between the terminals of the housing. The end of the elastic contact piece widens and contains a cutout. The contact piece is selectively inserted into one of the guide grooves such that adjacent terminals are shunted by the widened portion of the contact piece elastically contacting adjacent terminals.

Read the whole patent

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 May 29, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 29, 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.
FiledAugust 12, 1986
GrantedMay 29, 1990
Term endedMay 29, 2007
Patent numberCA 1269729 C
Classification (IPC)H01R31/08 +2 more

Timeline

Timeline From CIPO dates

1987199019931996199920022005Application filedAug 12, 1986Patent grantedMay 29, 1990Term endedMay 29, 2007

Sources & verification

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