Boat trailer
CA 2094845 A1 · Owner: Solberg, Dean C. · Inventors: Eklund, Dennis W.; Solberg, Dean C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention comprising a boat trailer having a boat trailer having a mobile frame with wheels thereon for transporting the trailer and a floatation frame. The floatation frame having a pivotally mounted tractor mounted to the forward end and has rollers on each side engaged in rails along the mobile frame whereby the floatation, frame and tractor may be rolled along the mobile frame floatation, brake on the tractor, whereby the trailer may be rolled on the wheels at an angle into water to submerge the mobile frame and float the float frame, and the float frame and tractor may be rolled down the mobile frame to place the floatation frame afloat and the brake float upon engagement with the …
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 26, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 26, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 26, 2015.
- 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.