Therapeutic inversion chair
CA 2329049 A1 · Owner: Sumner, Elaine · Inventors: Sumner, Elaine
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and apparatus is provided for inverting a person for various therapeutic purposes. The apparatus comprises a chair which is pivotally supported, about a horizontal axis between various positions having different relative inclinations. When used for inversion, a stop is mounted on the chair to restrict, rearward pivotal movement of the person from an upright position to an inverted, position. The method thus includes pivoting the person forwardly from the upright, position to the inverted position in which the person is substantially inverted in, relation to the upright position. The chair may further include a damper and biasing, means for dampering the pivotal displacement …
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 December 18, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 18, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 18, 2022.
- 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.