The extender bowling que
CA 2346148 A1 · Owner: Drew, Thomas W. · Inventors: Cambray, Howard M.; Drew, Thomas W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention is directed to a device for locating and delivering the ball in, the game of Bowling for the use of the physically challenged. The device consists of, a partial spherically shaped locator which generally conforms with the configuration, of the ball. Additionally there is provided a means of attaching a locking type, telescoping handle which is adjusted to suit the stature of the user. This device, allows the user to transfer the ball from the ball return rack to the floor delivery, position without undo strain. The configuration of the ball locator provides clearance, for the ball to contact the floor while in a semi captured position. A foreward release, …
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 April 23, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 23, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 23, 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.