Improved vehicle suspension
CA 2239944 A1 · Owner: Bouffard, Denis · Inventors: Bouffard, Denis
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A suspension system for a forwarder type of vehicle the, vehicle having two rear axles each with its own differential for driving wheels on the ends of the axle. The suspension system includes a leaf spring assembly mounted on each side of each axle. the front end of each leaf spring assembly is pivotably mounted to the frame of the vehicle. The rear end of each leaf spring assembly on each side of the vehicle is pivotably mounted to a rocker member which in turn is pivotably mounted at its center to the frame over the rearmost rear axle.
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 June 8, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 8, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 8, 2020.
- 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.