Multiply adjustable low back support assembly for a wheelchair
CA 2391347 A1 · Owner: Boulware, Lauren M. · Inventors: Bors, Mark S.; Boulware, Lauren M.; Rowley, Judy A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A wheelchair back assembly is provided which has a back plate held in position relative to upright wheelchair cane members by opposed independent mounting assemblies. The mounting assemblies include a support bar which carries a bracket attached to said back support plate. The assemblies further include universal cane clamp members hingedly attached to a pivot mechanism that allows for independent bi-lateral adjustment in a direction transverse to the longitudinal axis of the seat of the wheelchair. The clamping member further includes a through bore, which seated on the spindle of a compression latch secured to the upright canes of a wheelchair. A pivotable lever acts as a latch …
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 February 27, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 27, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 27, 2023.
- 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.