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Expired Canadian patentCanada

Temperature limit switch

CA 2612985 C · Owner: Behloul, Mouloud · Inventors: Birault, Alain; Behloul, Mouloud; Pouget, Andre

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

The invention relates to a temperature limit switch (10) comprising: a thermal insulating block (12) an ultra-high performance fibred concrete layer (14) which is fixed to the block (12) and reinforcements (16) which are embedded in the layer (14) of ultra-high performance fibred concrete projecting from said layer either side of the block (12). The invention also relates to a building comprising said switch to a method for producing said switch, and to a method for erecting the building. The invention is advantageous in that it is easy to implement.

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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 23, 2006 and granted December 31, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 23, 2026.
  • 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.
FiledJune 23, 2006
GrantedDecember 31, 2013
Term endedJune 23, 2026
Patent numberCA 2612985 C
Classification (IPC)E04B1/00

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJune 23, 2006Patent grantedDec 31, 2013Term endedJune 23, 2026

Sources & verification

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