Water closet tank-to-bowl-insert flow stimulator
CA 2213067 A1 · Owner: Hill, James B. · Inventors: Hill, Rosemary; Hill, James B.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
For all domestic water closets (toilets) devices and methods to, reduce water consumption focus upon reducing the available volume of water in the tank. This reduction of volume does reduce the water consumption, but this reflects in a reduction of the designed performance of the water closet. Our invention serves to stimulate the water movement from tank to bowl during the flush process, obtaining maximum force and flow and improving the, efficiency of operation for the water closet. This increase in designed efficiency adequately compensates a water volume reduction giving a full volume flush from a reduced volume consumption. Our invention inserts easilly in the tank outlet below 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 October 1, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 1, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 1, 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.