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Expired Canadian patentCanada

Rapid discharge extinguisher

CA 1302369 C · Owner: Decima, Fredy · Inventors: Decima, Fredy

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

Rapid discharge extinguisher comprising a container containing an inhibition agent, especially a liquid that is vaporized when it is expanded and a pressurized gas such as nitrogen a through cover sealing, the container and an explosive charge in order to shear the through cover, the explosive charge acting by shock wave and being disposed inside the container, adjacent to the through cover and the discharge time being about 35 milliseconds.

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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

  • Granted June 2, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 2, 2009.
  • 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 7, 1985
GrantedJune 2, 1992
Term endedJune 2, 2009
Patent numberCA 1302369 C
Classification (IPC)A62C35/08

Timeline

Timeline From CIPO dates

19861989199219951998200120042007Application filedJune 7, 1985Patent grantedJune 2, 1992Term endedJune 2, 2009

Sources & verification

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