Paperboard partition unit

The ornamental design for a paperboard partition unit, as shown and described.

FIG. 1 is a perspective view of a paperboard partition unit showing my new design.

FIG. 2 is a plan view.

FIG. 3 is a bottom view.

FIG. 4 is an elevational view.

FIG. 5 is an elevational view looking from the side of FIG. 4.

Patent	Priority	Assignee	Title
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D331338,	Apr 02 1990		Display stand
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D358096,	Aug 26 1993	International Paper Company	Carton partition unit
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D713725,	Sep 11 2013	Otto's Tacos, LLC; OTTO S TACOS, LLC	Food box insert
D714149,	Sep 11 2013	Otto's Tacos, LLC; OTTO S TACOS, LLC	Food box insert
D869946,	Sep 08 2017	Visy R & D Pty. Ltd.	Box divider
D887270,	Mar 28 2018		Product separator element for use inside a package
D902719,	Oct 18 2017		Food container divider
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D982159,	May 21 2021	Ayumu, Shirasawa	Mask stand

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Oct 04 1985	RAUDAT, JOHN L	STANDARD-KNAPP, INC , PORTLAND, CONNECTICUT, A CORP OF CT	ASSIGNMENT OF ASSIGNORS INTEREST	004468	0019	pdf
Oct 08 1985		Standard-Knapp, Inc.	(assignment on the face of the patent)

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