Fire-resistant cabinet
CA 2467362 A1 · Owner: Rhinewald, Richard James · Inventors: Nichol, Douglas Owen; Pallo, R. David; Wildman, Kelvin H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A fire-resistant container (10) for use as a safe formed of steel and lined , on its inner surface with a composition comprising insulative and intumescent materials, preferably mineral wool insulation (40) and hydrated sodium silicate fiberboard (42), respectively. Preferably an air space (46) is also , provided between the fire-resistant materials and the wall. A hinged door (14) of the container is fitted with fire-resistant materials in similar fashion to the container walls, and the door's jamb (18) is gasketed in intumescent material. Within the container, an inner wall is formed of a fire-resistant material such as gypsum board (48). A fire-resistant container in accordance …
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 November 12, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 12, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 12, 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.