Blower for de-icing aircraft
CA 2260919 A1 · Owner: Proto-Vest, Inc. · Inventors: Mcelroy, Timothy Patrick; Mcelroy, Christopher Patrick; Mcelroy, Lucian G.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The assembly includes a plurality of flexible and inflatable bags 43 44, 45, 46, 47, 48, 56 and 58, each having a rectangular cross section with an open end for, receiving air from various ducts 30 32, 34, 36, 38, 40, 62 and 66, and , extending vertically to a nozzle end 52. A plurality of first starboard bags 43 overlap a, plurality of second starboard bags 44 in the horizontal direction and a plurality of first, port bags 46 overlap a plurality of second port bags 47 in the horizontal direction. Also, the second starboard 44 and port 47 bags are spaced downstream from the first, 43 starboard and port 46 bags. The nozzles 52 of the first starboard bags 43 are, disposed in a first …
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 5, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 5, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 5, 2021.
- 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.