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US 5,209,391 AGranted
Collapsible paperboard container
AssigneeComark Merchandising, Inc.
InventorRichard G. Krautsack
Life of this patent
Estimating the term…
Abstract
Container apparatus is formed of integral paperboard and has a tubular body formed by a series of foldably interconnected sidewalls to form a hollow passageway between open ends. An internal divider wall is formed in the passageway between the open ends by a simple folding of the tubular body.
Claims1
A paperboard blank which is folded to form a tubular body having a pair of opposed, open ends and a hollow passageway therebetween divided by an internal divider wall, comprising:
- a consecutive series of wall panel sections, disposed end-to-end and with adjacent wall panel sections joined together by a fold line;
- each wall panel section including first and second sidewall panels with a pair of divider panels there between, the pair of divider panels joined together by a fold line and cooperating with an adjacent wall panel section to form a triangular cutout, each wall panel section defining a recess located along the fold line and opening toward the triangular cutout;
- and
- the divider panels foldably connected to each other and to the sidewall panels so that upon folding the divider panels of respective ones of said wall panel sections against each other, the sidewall panels of respective ones of said wall panel sections are butted against one another to form respective continuous sidewalls.
1 more element
Dependencies are inferred from the claim text.