Container closure with tunnel member
CA 1264155 C · Owner: Johnsen & Jorgensen (Plastics) Limited · Inventors: Davis, Eugene Edward
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides a closure for a container. The closure is provided with a tunnel member into which any appropriate implement such as the handle of a teaspoon can be inserted when it is desired to manipulate the closure e.g. for opening. The provision of the tunnel member is of great assistance to people lacking in manual dexterity.
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 January 2, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 2, 2007.
- 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.