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Expired Canadian patentCanada

A fastener

CA 2553825 C · Owner: Szoke, Stefan Joseph · Inventors: Szoke, Stefan Joseph

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 coupling (10) to attach a stainless steel cable (11) to a post (12). Typically the post (12) would be formed of timber. The coupling (10) includes a threaded member (14) that is inserted in the post (12) the member (14) , having a head (15). Rotatably engaged by the head (15) is a sleeve (20) that is internally threaded and threadably receives a shaft (23). The shaft (23) has fixed to it the cable (11).

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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 February 8, 2005 and granted March 27, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 8, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 8, 2005
GrantedMarch 27, 2012
Term endedFebruary 8, 2025
Patent numberCA 2553825 C
Classification (IPC)F16G11/12 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedFeb 8, 2005Patent grantedMarch 27, 2012Term endedFeb 8, 2025

Sources & verification

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