Container for foodstuffs and beverages and a method of making a succession of same
CA 1262101 C · Owner: Ashley, Robert J. · Inventors: Ring, Maurice F.; Ashley, Robert J.; Miller, John D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A fruit juice container from which -the juice can be drunk comprises a laminated plastics pot with a lid peripherally welded to it, the lid (2) consisting or a high-barrier laminated diaphragm (10) having a drinking hole (12) and vent (14) with a, high-barrier laminated peel strip (16) covering these holes and peelably heat sealed to at least part of the diaphragm. The peel strip is removed by gripping a pull tab (18) formed from a folded part of the peel strip, and peeling the strip away. The lids of successive containers are built up in strip form in a machine which forms the holes and the pull tab and heat seals the peel strip and diaphragm materials together before the lids are punched …
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 3, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 3, 2006.
- 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.