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Expired Canadian patentCanada

Electrical connecting apparatus for an electrical or electronic testing unit

CA 1310693 C · Owner: Prokopp, Manfred · Inventors: Kaufmann, Herbert; Prokopp, Manfred

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

The electrical connecting apparatus tests for electrical faults in an electrical and/or electronic device having a circuit board, wire support or the like equipped with a plurality of blade-terminal strips and/or sleeve-terminal strips comprises at least one supporting device which has test contacts for testing the blades or sleeves of the blade-terminal strips and/or sleeve-terminal strips of the device being tested and restoring spring means which may include a plurality of coil springs. The electrical contact between the socket and/or terminal strip of the device being tested and the test contacts is made by at least partially overcoming the spring forces of the restoring spring means.

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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 November 24, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 24, 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.
FiledJanuary 23, 1989
GrantedNovember 24, 1992
Term endedNovember 24, 2009
Patent numberCA 1310693 C
Classification (IPC)G01R1/04 +1 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedJan 23, 1989Patent grantedNov 24, 1992Term endedNov 24, 2009

Sources & verification

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