Sod harvesting machine
CA 2399352 A1 · Owner: Haney, Darale G. · Inventors: Woerner, Edward E.; Haney, Darale G.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A sod harvesting machine comprising a wheeled frame with single or dual cutterheads at the forward end and a sod-receiving wind-up saddle at the rear end. An endless conveyor with a single flight spans the length of the machine and cut sod, which is received at the forward end is advanced rearwardly for elevation and transport to the wind-up saddle and discharge at the rear end. The wind-up saddle, comprises an expandable frame with pivotally attached supporting arms which commence the wind-up operation in a generally closed "U" configuration but , are, controllably adjustably expandable outwardly to open the saddle for continuously, accommodating the increase in diameter of the sod …
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 August 21, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 21, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 21, 2024.
- 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.