Vehicular apparatus for removing snow and aircraft de-icing liquids from runway surfaces
CA 2176925 A1 · Owner: Coastal Fluid Technologies, Inc. · Inventors: Vanderlinden, Glenn M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A vehicular apparatus is disclosed which is adapted for removing fluids including snow and/or ice and de-icing liquids from a surface as the apparatus traverses the surface. The apparatus comprises: a first container for receiving a first portion of the fluids removed from a zone of the surface; apparatus for collecting and transferring the first portion of the fluids removed from the zone to the first container; a second container for collecting residual fluids remaining on the zone of the surface after the first portion is removed; and an air sweep for impinging water at high pressure on the zone of the surface to loosen the residual fluids or make them airborne; and an air sweep …
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 21, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 21, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 21, 2016.
- 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.