Container
CA 1113056 A · Owner: Phillips Petroleum Company · Inventors: Richards, Frank P.; Deforest, Laurence R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
CONTAINER, Abstract of the Disclosure, A container is disclosed comprising a generally cylindrical or conical tubular sidewall; a bottom closure secured to a lower portion of the sidewall to seal the bottom end of the container; and an inwardly disposed rim being circumferentially continuous about the periphery of the top end of the container and comprising an upper end portion of the sidewall extending inwardly, downwardly and outwardly in such a fashion, that the edge of the inner surface of the upper end of the sidewall is in a position which is higher than the lowest portion of the rim. The incorporation of a top closure with such a container is also disclosed.
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
- Granted November 24, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 24, 1998.
- 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.