Improved connectors for timber
CA 2618027 C · Owner: Doole, Kevin Graham · Inventors: Doole, Kevin Graham
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A U-shaped connector (10) for connecting together abutting or adjoining timber elements includes a stem portion , extending between two kinked spike portions (14,16) with each spike portion (14,16) extending in a common direction from the stem portion. Each kinked spike portion (14,16) is comprised of four straight portions (15,18,20,22 and 17,19,21,23) of equal length joined end-to-end, with each straight portion extending at an angle to its adjacent portion. Distal ends (24,25) of each tip portion (22,23) are sharpened and splayed wider than the stem portion. On installation the , flexibility of connector (10) is sufficient to provide a compressive force to the abutting faces of …
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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 August 19, 2005 and granted September 17, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 19, 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.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.