Manually operated pump dispenser having child-resistant nozzle
CA 2273974 A1 · Owner: Foster, Donald D. · Inventors: Heinzelman, Bert D.; Lamond, Donald R.; Fiebel, William
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The dispenser (20) comprises a dispenser body (22) a nozzle (24), and a , locking mechanism (26). The dispenser body has a nozzle receiving end (46) and a discharge passage (48) configured for discharging liquid through the nozzle receiving end. The nozzle has a nozzle opening (56) therein and is connected to the nozzle receiving end of the dispenser body. The locking mechanism comprises a locking member (60) adjacent the nozzle and dispenser body. The locking member is moveable along the nozzle axis X between locking and unlocking positions. The locking mechanism dispenser body, and nozzle are , configured to prevent rotational movement of the nozzle from its closed position to its …
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 November 11, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 11, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 11, 2019.
- 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.