Floor element with guiding means
CA 2378080 A1 · Owner: Perstorp Flooring Ab · Inventors: Martensson, Goran
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Floor element (1), which is mainly in the form of a board with triangular quadratic, rectangular, rhomboidal or polygonal shape as seen from above. The floor element (1) is provided with edges (2) a lower side (7) and a , decorative upper layer (3). The floor elements (1) which are intended to be , joined via tongue and groove are on at least two opposite edges (2) preferably on all edges (2) provided with holes (4). The holes (4) extends inwards from the edge (2) mainly parallel to the decorative upper layer (3). The holes (4) are arranged on a predetermined distance from the decorative upper layer (3) and on a predetermined distance from a closest corner between two adjacent edges …
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 June 30, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 30, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 30, 2022.
- 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.