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Expired Canadian patentCanada

Short-wire bed-of-nails test fixture

CA 1295368 C · Owner: Alden, Wayne S. Iii · Inventors: Alden, Wayne S. Iii; Ierardi, Joseph A.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A test fixture for automatic testing equipment wherein a short wire interface assembly permits the interface assembly to be hard wired to a test head assembly with relatively short interconnect wires. The interface assembly includes a base cover plate having a plurality of cavities formed therein a, plurality of individual interface strips having flexible vacuum seals affixed thereto and interface contacts disposed therethrough, and a plurality of floating captive contacts disposed in the base cover plate to provide a mechanical and electrical interface between the interface contacts and spring-loaded probes electrically connected to the ATE. The individual interface strips are readily …

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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 4, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 4, 2009.
  • 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 4, 1988
GrantedFebruary 4, 1992
Term endedFebruary 4, 2009
Patent numberCA 1295368 C
Classification (IPC)G01R31/28 +1 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedAug 4, 1988Patent grantedFeb 4, 1992Term endedFeb 4, 2009

Sources & verification

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