R3r three-wheel vehicle and concentric intermediate sprocket assembly therefor
CA 2443767 A1 · Owner: Fecteau, Berthold · Inventors: Fecteau, Berthold; Girouard, Bruno; Massicotte, Alain
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A three-wheel vehicle has two forward steered wheels and one rear powered wheel, operatively connected to an engine disposed on a frame assembly. A straddletype seat is, disposed between the forward and rear wheels. A rear swing arm is pivotally connected at a first, end to the frame at a pivot point and rotatably supports the rear wheel at a second end. A, concentric sprocket assembly having first and second sprockets is attached to the swing arm at, the pivot point. A transmission member operatively connects an output shaft of the engine and, the first sprocket and a second endless flexible transmission member is operatively connnected, between the rear wheel and the second …
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 October 16, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 16, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 16, 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.