Artificial stone wall panel
CA 2492708 A1 · Owner: Sakai, Mieko · Inventors: Sakai, Mieko; Saito, Kenichiro
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An artificial stone comprising a component of inorganic grains of 9.5 mm to 180 µm size and a component of inorganic fine particles of less than 180 µm size together with 7 to 30% by weight based on the total weight, of , resin component wherein the weight ratio of inorganic grain component : inorganic fine particle component is in the range of 1:1 to 5:1. An artificial stone wall panel is provided by burying a partially exposed support for securing to a wall surface in at least either back surface side or end surface side of the artificial stone. Thus, an exterior wall material of high contrast and natural feeling that is excellent in designability can be realized from the …
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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 July 15, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 15, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 15, 2025.
- 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.