Combination dump and spreader apparatus
CA 2555012 A1 · Owner: Schenk, Timonthy Ray · Inventors: Hollinrake, Mark Stephen; Cabalka, David Alan; Schenk, Timonthy Ray
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides a combination body having two side walls wherein at least one of the side walls comprises upper and lower surfaces. In this, aspect, the upper surface is planar and oriented in a substantially vertical position and, the lower portion is planar and extends upwardly from the bottom edge of the side, wall toward the upper surface at an angle of from about 10 degrees to about 50 degrees from horizontal.
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 May 13, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 13, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 13, 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.