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Expired Canadian patentCanada

Container with removable portion

CA 2522651 C · Owner: Initiatives And Innovations Pty Ltd · Inventors: Braoudakis, George

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A container such as a pizza box having one or more removable portions (46) which can be removed without substantially affecting the enclosing and/or strength properties of the container. The container blank has a central bottom panel (41) with at least one roll over side wall formed of an outer wall panel (48) with removable portions and an inner wall panel (49) that doubles over the outer wall portion to engage extension panels or tabs (8) of adjacent side walls, and has a hinged top panel lid (40). The removable portions (46) may be used for printing promotional material or as reward tokens offering special consideration for future purchases. The container also aims to provide a …

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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 April 17, 2003 and granted January 8, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 17, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 17, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 17, 2003
GrantedJanuary 8, 2013
Term endedApril 17, 2023
Patent numberCA 2522651 C
Classification (IPC)B65D5/22 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedApril 17, 2003Patent grantedJan 8, 2013Term endedApril 17, 2023

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.