Exercise device and method
CA 2551590 C · Owner: Grisdale, Robert Kenneth Gideon · Inventors: Grisdale, Robert Kenneth Gideon
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An exercise device comprising a flexible band formed in a closed loop further including at least one tension adjuster associated with the band for selectively adjusting the tension of the loop. The device further includes two handles associated with the band, the handles being configured to facilitate gripping of the band by a user's hand.
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 7, 2006 and granted April 30, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 7, 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.