Interchangeable disposable foil pan/cover
CA 2422016 A1 · Owner: Sarnoff, Norton · Inventors: Sarnoff, Norton
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention relates to an interchangeable disposable pan/cover having a continuous, wall and a rim surrounding the pan/cover. The wall is preferably inclined and the rim, is divided into two substantially equal first rim and second rim sections. The first rim, section has a rolled-over bead formed at the outer end thereof. The end of the second, rim section has a bead accommodating indent. The bead accommodating indent is sized so that when the bead of the first rim section rests in the bead accommodation, indent, the lower surface of the first rim section abuts the upper surface of the second, rim section. To have a pair of the interchangeable disposable pan/covers easily joined, …
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 13, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 13, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 13, 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.