Siphon flush apparatus
CA 2438548 A1 · Owner: Preciado Villanueva, Jose Jaime · Inventors: Preciado Villanueva, Jose Jaime
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A siphon flush apparatus is described which by means of a sliding conduct coupled to a discharge conduct allows the formation of a siphon during the flush operation of a cistern without the need of a jet stream of water valve , means or a piston to iniciate said siphon. In addition the apparatus of the , present invention can remain without any leakage into the flushing tube when it is at rest position and need not an additional overflowing discharging pipe to drain an excess of water when the supply valve of the cistern fails.
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 15, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 15, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 15, 2023.
- 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.