Method of and apparatus for admitting metered quantities of liquid into containers
CA 2048008 A1 · Owner: Fiwek, Wolfgang · Inventors: Fiwek, Wolfgang; Mette, Manfred
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Bottles, cans or other types of containers are filled with accurately metered quantities of a liquid by employing a number of discrete filling units which orbit about a vertical axis and are provided with metering chambers receiving liquid from a main source of supply. The metering chambers are overfilled with liquid, and the excess is collected and returned to the main source. The filling units and certain other parts (such as an annular vessel of the main source) of the apparatus can be of modular design to facilitate storage and transport of modules which are assembled into a container filling apparatus at the filling plant. The method and apparatus can be utilized with advantage for the …
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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 July 26, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 26, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 26, 2013.
- 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.