Piste-preparation device
CA 2245652 A1 · Owner: Kassbohrer Gelandefahrzeug Gmbh · Inventors: Kanzler, Helmut
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a piste-preparation device for preparing a half-pipe the device comprising at least one tool (4) which is adjustably mounted on a , piste vehicle (3) and lateral parts (6, 7) which are disposed laterally relative to the tool (4) and can be associated substantially with half-pipe side walls (5). According to the invention in order that a half-pipe can be , prepared even when the surface is hard and at the same time, a larger amount , of material can be removed in particular from the half-pipe side walls (5) each lateral part (6, 7) comprises removal arrangements designed with removal tools (9) which can move substantially transversely to the direction of travel of …
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 February 26, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 26, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 26, 2019.
- 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.