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Expired Canadian patentCanada

Wrap around carton with flange receiving slots

CA 1325200 C · Owner: Manville Forest Products Corporation · Inventors: Cooper, Leonard Michael

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 wrap-around carton containing articles having outwardly extending flanges. The top panel is connected to the side panels along fold lines comprises of spaced short lengths of fold lines. The spaces between the lengths comprise slots through which the flanges of articles protrude, and the top panel includes tabs which extend beyond the slots to overlie the protruding flanges. The tabs and slots are formed in carton blanks by slits in the side panel sections which extend into the top panel section.

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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

  • Granted December 14, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 14, 2010.
  • 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 14, 1989
GrantedDecember 14, 1993
Term endedDecember 14, 2010
Patent numberCA 1325200 C
Classification (IPC)B65D5/04 +1 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedApril 14, 1989Patent grantedDec 14, 1993Term endedDec 14, 2010

Sources & verification

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