Fluid applicator
CA 2487654 A1 · Owner: Campbell, Mark C. · Inventors: Campbell, Mark C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The fluid applicator (10) includes a tubular cask (12) a handle assembly , (14), a fluid metering and dispensing assembly (16) a discharge end cap , assembly (18), a discharge valve assembly (20) and an applicator assembly (22). The tubular cask has open discharge and handle ends and an elliptical inside surface. A piston is in sealing engagement with the inside surface. The fluid metering assembly includes a rotatable screw with an integral knob. The screw advances the piston and radially and axially fixed relative to the cask. A handle is attached to the cask. The discharge end cap telescopically receives the discharge end of the cask and forms a seal. An applicator platform (142) …
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 April 25, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 25, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 25, 2025.
- 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.