Dispensing device
CA 2419782 A1 · Owner: Admets Oy · Inventors: Airaksinen, Pentti
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a dispensing device especially for dispensing colour paste. The device comprises a container (1) for storing the colour paste a , pump (3) connected to the container (1) a nozzle pipe (9), and a valve which , connects the pump (3) to the container (1) and to the nozzle pipe (9). The valve comprises a valve enclosure (5), a valve element (4) arranged to move in a reciprocating manner in it, and a seat connected to the nozzle pipe (9). According to the invention, an elastic sealing (7) is attached to the valve element (4) for providing a return movement of the valve element after the nozzle pipe (9) has been closed by a percussion-like movement of the valve …
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 14, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 14, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 14, 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.