Composite insulator with an optical fibre guided between a metal frame and the support rod
CA 2383313 C · Owner: Sediver, Societe Europeenne D'Isolateurs En Verre Et Composite · Inventors: Moal, Eric; Lepley, Damien
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Composite insulator with an optical fiber guided between a metal end-fitting and the support rod A composite electrical insulator comprises a support rod generally of a composite material two metal end-fittings (3) each forming a socket (6) in which a corresponding end of the support rod is inserted at least one optical fiber (5) placed on the outer periphery of the support rod and an insulating outer coating surrounding the support rod and covering the optical fiber which has at least one end (5A) guided to the outside of the insulator through an end-fitting via a groove (7) formed in the inside surface of the socket of the end-fitting said groove opening to the outer periphery of the …
Read the whole patent
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 May 14, 2002 and granted November 1, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 14, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 14, 2024.
- 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.