Method for servicing the water of a swimming pool and device for implementing same
CA 2283679 A1 · Owner: Gola, Andre · Inventors: Gola, Andre
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a method and a device for servicing the water of a swimming pool (1) by adding a disinfectant consisting essentially in automatically controlling the addition of the disinfectant based on the sensing of the water temperature. The operation is carried out by treating the water in a branch circuit of the pool in which the water is circulated at a constant flow rate by sampling and recycling of the pool, by means of a pump (5) with a constant flow rate for an operating time which is process-bound by said temperature sensing. Preferably this operating time is determined according to a preset programme and consisting of time slot units of similar duration spread over …
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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 March 10, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 10, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 10, 2020.
- 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.