Automatic chlorinator
CA 2202344 A1 · Owner: Grenier, Martin · Inventors: Grenier, Martin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A water chlorinator device for use in a water recirculating conduit system having a water pump connected therein. The chlorinator device comprises a housing having a chlorine-containing chamber vented to atmosphere. A perforated support member is provided for supporting one or more solid chlorine tablets. Projections support a lower one of the tablets elevated from a top surface of said support member. The water supply compartment is provided under the support member and is fed pressurized water from the conduit system downstream of the pump. The water entering the supply compartment exits through orifices formed in the support member whereby to form a turbulent chlorine dissolving, water …
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 10, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 10, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 10, 2019.
- 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.