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Expired Canadian patentCanada

Bistable zero insertion force connector

CA 1281786 C · Owner: Hillis, W. Daniel · Inventors: Hillis, W. Daniel

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 bistable zero insertion force connector assembly including one or more conductive contact members. Each conductive contact member includes mating ends or contact arms having contact surfaces and a resilient central segment. Variable engagement means cooperates with each conductive contact member to displace the member from a first stable state to a second stable state and vice versa with minimal force the, member being maintained in the first or second stable states by means of stresses induced in the resilient central segment. In the first stable state the contact surfaces of the mating ends or contact arms are disposed in mating proximity to the contact surfaces of the device to be …

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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 March 19, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 19, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 30, 1987
GrantedMarch 19, 1991
Term endedMarch 19, 2008
Patent numberCA 1281786 C
Classification (IPC)H01R24/00 +1 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedSep 30, 1987Patent grantedMarch 19, 1991Term endedMarch 19, 2008

Sources & verification

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