Snow removal apparatus
CA 1162952 A · Owner: David, Pierre · Inventors: David, Pierre
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the Disclosure The invention is concerned with a snow removal apparatus adapted to be mounted on a vehicle for removing snow from a light fixture protruding from the ground. The apparatus of the invention comprises means for providing a flowing stream of air and nozzle means connected to the air stream providing means for directing the air stream at the ground the air stream, providing means and nozzle means being adapted to produce a directed stream of air having a flow velocity of at least about 180 m.p.h. The nozzle means is adapted to be operatively positioned adjacent the ground at an angle to deflect the directed air stream on the ground at a predetermined distance from …
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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
- Granted February 28, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 28, 2001.
- 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.