Distribution device for use with a silo
CA 2450667 A1 · Owner: Guay, Yoland · Inventors: Cote, Laval; Guay, Yoland
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A particulate material distribution device far evenly distributing particulate material in a silo, which includes a frame connected to a silo upper end. The frame supports a feeder conduit having a feeder end portion which, is at least partially positioned in an open end of the silo. The feeder conduit has a feeder conduit axis, which is generally parallel to a silo sidewall. The device includes a rotatable sweeper arm connected to the frame and positioned generally orthogonal relative to the feeder conduit axis. The rotatable sweeper arm is at least partially positioned in the open end of the silo and spaced apart from the feeder conduit end and having a sweeper arm axis of rotation which …
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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
- Filed December 12, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 12, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 12, 2025.
- 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.