Resealable tray container
CA 2553501 C · Owner: Sierra-Gomez, Gladys O. · Inventors: Sierra-Gomez, Gladys O.; Mankowski, Paul A.; Philipsen, Douglas H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A container for food product includes a film affixed to a food tray. The film forms a tap of the container and has an access opening. The sealing label adhesively sealed to the top around the opening is resealable when a tab of the sealing label is pulled back. The sealing label is resealable against the top layer to seal the opening when the label is moved back against the top. In one form the sealing label extends along the top of the container and seals along a portion of the film which is affixed to one or more top end surfaces of walls forming the tray.
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
- Filed July 26, 2006 and granted October 7, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 26, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.