Keg tap
CA 2075665 A1 · Owner: Hubbard, J. Digby · Inventors: Hubbard, J. Digby
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides a keg tap for dispensing a liquid standing under pressure from a container provided with a keg closure, comprising a housing surrounding a pressure chamber through which is inserted an axially movable valve-opening rod co-operating with the keg closure, which on an end, projecting beyond a housing wall is made as valve-, opening element and is connected with an operating element, the housing (1) being substantially cylindrical, and the valve-opening rod (3) passing through the housing (1) has a continuous liquid passage (7) in the valve-opening element (4) opening outwardly which, on its opposite-lying end passes, over into a liquid canal (17), arranged …
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 August 10, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 10, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 10, 2014.
- 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.