Dispenser
CA 2111594 A1 · Owner: Camm, John James · Inventors: Camm, James Owen; Camm, Stephen John; Camm, James Owen
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A dispenser is disclosed which has a first container (12) for containing a component C and a cavity (30) for receiving a separate cartridge (60). A first piston (34) is received in the container (12) and a second piston (78) is received in the cartridge (60). A blade (48) extends between the piston (34) and piston (78) for slicing the separate cartridge (60) as the pistons move so that the component C and a second component C1 in the separate cartridge (60) are expelled from the dispenser. A valve arrangement (100) can be coupled to an outlet (18) for the dispenser in order to dispense the components C and C1 and a flexible sleeve (50) may be arranged in the container (12) between a …
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 June 16, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 16, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 16, 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.