Closure for a canister
CA 1309035 C · Owner: Schiemann, Wolfram · Inventors: Schiemann, Wolfram
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A closure for a plastic canister having a capacity within the 20-30 liter-range, has a plastic pouring nozzle integral with the canister a collar which is coaxial to the pouring nozzle. At the sides, the collar bears two abutments for the claws of a claw-type closure, having a cap with sealing ring. The closure has a first hinge half which projects from the rearward periphery of the collar, and a second hinge half which cooperates with the first and is provided on the rearward edge of the cap. The second hinge half has a shape, which prevents swinging shut when the cap is open. Two journals are provided in the lateral edge region of the cap. A claw is provided which, in plan view is …
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 October 20, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 20, 2009.
- 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.