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Expired Canadian patentCanada

Cable hook

CA 2018715 C · Owner: Wire Rope Industries Ltd. · Inventors: Kaye, Sydney P.

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 cable hook for securing a cable comprises an elongated body member having a longitudinal aperture generally rectangular in cross-section formed therein and provided on one sidewall with two oppositely tapered surfaces, a cable receiving slot formed between an outer surface of the body member and the aperture for laterally inserting a portion of a cable into the aperture against one wall opposed to the tapered sidewall, a second aperture extending through the body member at approximately right angle to the first aperture, first and second wedge members located in the longitudinal aperture and each provided with an inner surface adapted to engage the cable and an outer tapered surface …

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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

  • Filed June 11, 1990 and granted June 29, 1993. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 11, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 11, 2012.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 11, 1990
GrantedJune 29, 1993
Term endedJune 11, 2010
Patent numberCA 2018715 C
Classification (IPC)F16G11/14 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedJune 11, 1990Patent grantedJune 29, 1993Term endedJune 11, 2010

Sources & verification

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