Container lid with improved pouring features, and related method
CA 2420760 A1 · Owner: Ropak Corporation · Inventors: Luburic, Frano
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A container includes first and second intersecting surfaces and has at least , one, tearstrip opening to permit access to the contents of the container. The opening is positioned, substantially at the intersection of those surfaces to permit drainage of substantially all of the, contents of the container through the opening formed upon tearing of the tearstrip. Where the, intersection is formed by a lid and a container wall the lid has an outermost , edge and the opening is positioned sufficiently near to the outermost edge to permit the desired drainage but also, either does not tear the outermost edge (because the opening is sufficiently inwardly from the, outermost edge) or does not …
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 March 3, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 3, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 3, 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.