Dispensing closure
CA 2128546 A1 · Owner: O'Brien, Gerard Michael · Inventors: O'Brien, Gerard Michael; Kelsey, Stephen Frederick; Crowther, Ian Hayward
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention is directed to a dispensing closure which comprises :, -a spout element (300) adapted for being assembled with a corresponding container neck (500), and comprising a pouring spout (301), a circumscribing wall (303) defining an annular groove (305) and drain means (307) the, circumscribing wall (303) comprising fastening means (315) for assembling with the container neck (500); -a closure cap (100) adapted to be used as a measuring cup and equipped with fastening means (105) wherein; -the circumscribing wall (303) extends like a yoke (309) over the rim of the container neck (500) and projects into a skirt (311) equipped with fastening means (319) on the inner side (317) of the …
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 July 21, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 21, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 21, 2016.
- 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.