Pool lifter
CA 2107482 A1 · Owner: Breakspear Engineering Pty Limited · Inventors: Roberts, Ian W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A pool lifter includes a base frame which is mountable at or adjacent the side of a swimming pool or spa. A substantially vertical column is provided on the base which is rotatable about its vertical axis, and the column is formed or provided with an elongate vertical slot. A movable carriage is provided within the column and means are provided to move the carriage vertically within that column. The arm extends substantially laterally from the carriage and out through the elongate vertical slot in the column. Seat means are provided at or adjacent the distal end of the arm. The arrangement is such that the carriage moves within the column and the seat means is also moved relative to, such …
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 1, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 1, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 1, 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.