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Expired Canadian patentCanada

Combination locking and radio frequency interference shielding security system for a coaxial cable connector

CA 1295385 C · Owner: Ackerman, Abram · Inventors: Ackerman, Abram

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 combination locking and radio frequency interference shielding security system for a coaxial cable connector having a female coaxial plug and a male coaxial plug on a coaxial cable is provided and consists of a head rotatably affixed to the male coaxial plug to engage with the female coaxial plug. The head and the male coaxial plug are retained within a sleeve when the sleeve is pushed over the male coaxial plug and the head, whereby the sleeve is rotatable with respect to the male coaxial plug and the head. A tool is also provided for selectively engaging the head with and disengaging the head from the female coaxial plug. The sleeve is fabricated out of a metal having a relatively high …

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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.
FiledNovember 8, 1988
GrantedFebruary 4, 1992
Term endedFebruary 4, 2009
Patent numberCA 1295385 C
Classification (IPC)H01R13/64

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedNov 8, 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.