Multilayer material for heat protective garments
CA 2591218 C · Owner: Thiriot, Laurent · Inventors: Thiriot, Laurent
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a multilayer material for producing heat-protective garments in particular for fire fighters, consisting from the outside to the inside, of: an external double-woven cloth (1) comprising an external side (2) and an internal side (3) possibly a membrane support, a breathable membrane optionally a thermal barrier and a finishing lining. Said invention is characterised in that the external cloth weight is equal or greater than 285 g/m2 and the ratio between the weight per square-meter of the layers arranged before the membrane and the weight per square-meter of the layers arranged behind the membrane is equal or greater than 1.8.
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 December 16, 2005 and granted January 13, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 16, 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.