Trolling plate with improved force transmission linkage
CA 2323388 C · Owner: Crews, Douglas · Inventors: Crews, Douglas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A trolling plate assembly mountable to a drive unit of a watercraft for creating thrust. The assembly comprises an outdrive bracket having an upper surface a lower surface, a, forward portion and a rear portion that defines a passage at, the rear portion from the upper surface to the lower surface. A thrust regulating plate is pivotally linked to the outdrive bracket at the rear portion. The plate is positionable to establish a trolling position that diminishes effective thrust of the drive unit. The plate is also positionable to a second position. The thrust regulating plate has a first surface that faces at least partially towards the drive unit when in the trolling position, and a second …
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 October 17, 2000 and granted August 5, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 17, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 17, 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.