Fire extinguisher
CA 2492133 C · Owner: Mangon, Philippe · Inventors: Bourdet, Christophe; Fabre, Christian; Mangon, Philippe
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A fire extinguishing device comprising a tank that contains the extinguishing agent and means for generating pressurized gas such that the gas generated can enter the tank when the extinguishing agent is to be discharged onto a fire area. According to the invention the device also comprises means that regulate the pressure inside the tank: the pressure inside the tank is maintained over time based on settings predetermined by the user according to regulatory criteria and parameters so as to optimize the action of the extinguishing agent and the quantity required.
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 January 4, 2005 and granted October 30, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 4, 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.