Prosthetic foot providing plantar flexion and controlled dorsiflexion
CA 2277451 A1 · Owner: Gabourie, Robert Maurice · Inventors: Gabourie, Robert Maurice
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a prosthetic foot including an integral spring portion, providing motion in the foot particularly a unitary foot structure providing a selectable, degree of plantar flexion and a stiff structure for toe off. The present invention has found, that an integrally formed c-shaped spring portion having an anterior gap joining a, connection platform and the heel and forefoot portions can provide a controlled range of, natural mobility in a prosthetic foot as an economical design. The c-shaped spring can, deflect, angling the connection platform rearwardly to a partially opened position against, the bias of the spring and angling the connection platform …
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 6, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 6, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 6, 2021.
- 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.