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Expired Canadian patentCanada

Circuit board interfacing apparatus

CA 1301948 C · Owner: Tracy, Theodore A. · Inventors: Freuler, George H.; Tracy, Theodore A.

CIPO record

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

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Abstract From the Canadian patent

Circuit Board Interfacing Apparatus An apparatus for interfacing a circuit board to a testing system includes a support structure movably supporting a pair of first and second test heads in confronting relationship, at least the first test head having a plurality of probes with which to contact test points on a circuit board to be tested. Actuating components enable movement of the test heads from a spaced apart loading position to a more closely spaced apart testing position in which each one of the probes is urged into contact with a respective one of the test points. An electrical bus interfaces a separate testing system to at least the first test head, and a plurality of operator …

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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 May 26, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 26, 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.
FiledMarch 10, 1989
GrantedMay 26, 1992
Term endedMay 26, 2009
Patent numberCA 1301948 C
Classification (IPC)G01R31/28

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedMarch 10, 1989Patent grantedMay 26, 1992Term endedMay 26, 2009

Sources & verification

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