Electrical power unit for two-wheel vehicles
CA 2435309 A1 · Owner: Vu, Oanh Ngoc · Inventors: Vu, Oanh Ngoc
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An electric power unit for two-wheel vehicles comprising a batteries housing from which, current is supplied to a DC magnetic motor that is connected to a controller assembly, and a, chain transmission driven by the DC magnetic motor which is adapted to , actuate a driven wheel of a two-wheel vehicle. The latter has a frame to which the electrical power unit for two-wheel, vehicles is attached. The batteries housing incorporates a structure having two outwardly open, compartments between which a hollow zone is interposed. Each of the two outwardly open, compartments is divided in several partitions. Each of the several partitions is adaptable to, receive one of several rechargeable …
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 July 16, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 16, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 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.