Clipboard

The ornamental design for a clipboard, substantially as shown.

FIG. 1 is a perspective view of a clipboard, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is an end elevational view thereof; and

FIG. 4 is a rear elevational view thereof.

Patent	Priority	Assignee	Title
D326280,	May 26 1988		Supporting plate for affixing paper sheets
D331709,	Aug 17 1989	COMMISSARIAT A L ENERGIE ATOMIQUE	Portable radiation source container
D354636,	Nov 15 1993		Foldable lap desk
D433463,	Oct 04 1999	DALBO, EMIL J	Bingo card holder
D487579,	Jun 13 2003	OFFICEMATE, LLC	Clipboard
D525658,	Dec 03 2004	WOLFF, STEPHEN H	Double handled clipboard
D793477,	Sep 29 2016		Clipboard

Patent	Priority	Assignee	Title
199241,
226040,
D262381,	Mar 24 1980		Clipboard with elastic band for holding sheets

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