A height adjustable wheelchair
CA 2601470 C · Owner: Borisoff, Jaimie · Inventors: Borisoff, Jaimie
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A wheelchair , comprising is provided with a frame and a seat assembly that , is movable in elevation relative to the frame. The frame has , a seat hinge mounted thereto and is rotatably coupled to , left and right wheels. The seat assembly has a side member , hingedly coupled to the seat hinge and a seat back hingedly , coupled to the side member such that the seat back can be , maintained at a constant angle relative to the frame when the , side member pivots about the seat hinge and moves the seat , assembly between multiple elevations. The wheelchair also , comprises a lockable spring hingedly mounted to the frame , and to the seat assembly; the spring is lockable at multiple …
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 March 29, 2006 and granted September 23, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 29, 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.