Child-resistant dropper assembly
CA 1314838 C · Owner: West Company (The) · Inventors: Friedrich, Peter W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A child-resistant dropper closure container combination comprising a container having a finish at its discharge end including a plurality of locking fingers spaced apart to define a series of circumferentially spaced channels and having keeper slots, a cap having an annular top and a depending skirt and a plurality of locking lugs circumferentially spaced on the interior of the skirt and a dropper assembly mounted in the cap including a flexible biasing flange engageable with the container finish and the interior of the cap to normally bias the cap in a direction to retain it in a locked position wherein the lugs engage in the keeper slots and permitting axial and rotational movement of 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
- Granted March 23, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 23, 2010.
- 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.