A valve for a liquid dispensing container and a liquid dispensing container equipped with the valve
CA 2410221 A1 · Owner: Almond, Kelly George · Inventors: Dnestrianschii, Lucien; Almond, Kelly George
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A valve for a liquid dispensing container includes a body adapted to mount on a liquid container. The body has a cavity with a peripheral sidewall and a flexible resilient bottom diaphragm. A liquid inlet is provided through the sidewall of the body. A valve member is provided having a first end, a second end, and a peripheral sidewall. An outlet extends through the sidewall adjacent the first end. A flow passage extends through the valve member from the second end to the outlet. The valve member seals the cavity and is reciprocally movable in the cavity between a first retracted position and an extended position. In the first retracted position, the outlet of the valve member is blocked by …
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 28, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 28, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 28, 2024.
- 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.