Container with a lid
CA 1309069 C · Owner: Therkelsen, Ingrid · Inventors: Ingemann, Ole, (Deceased)
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for sealingly fixing a lid to the opening flange of a container body includes a reception device with a support surface for receiving and supporting the container body by abutment of the flange against the support surface. A sealing device applies a pressure to the lid placed between -the sealing device and the flange under the formation of a joint which unites the lid with the flange. The reception device has a part of a sphere forming a bounding surface. A resting means has a spherical bounding surface for cooperation with the spherical bounding surface of the reception device. A closed space is formed between the reception device and the resting means, this space being …
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.