Power driven wheelchair
CA 2615091 C · Owner: Chopcinski, Gary E. · Inventors: Peters, Darryl; Mccullar, Ricky J.; Chopcinski, Gary E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A power driven wheelchair and a method for operating same are provided. In one embodiment, the power driven wheelchair includes a system controller with a main controller, a storage device, and at least one input device a motor , assembly, and a common bus. The motor assembly may include a drive motor a , local controller, and a sensor sensing a condition associated with the drive motor and in communication with the local controller. In another embodiment the power driven wheelchair includes the system controller an actuator , assembly, and the common bus. The actuator assembly may include an actuator mechanism, a local controller, and a sensor sensing a condition associated with the …
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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 31, 2006 and granted May 27, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 31, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.