Writing instrument cap

The ornamental design for a writing instrument cap, as shown and described.

FIG. 1 is a top, left front perspective view of a writing instrument cap showing our new design;

FIG. 2 is a left side elevational view, the right side being a mirror image thereof;

FIG. 3 is a front elevational view;

FIG. 4 is a bottom plan view; and,

FIG. 5 is a top plan view thereof.

Patent	Priority	Assignee	Title
D430608,	Jul 10 1997	J S STAEDTLER GMBH & CO	Shaft for a writing instrument, painting implement or cosmetic utensil
D572756,	Aug 22 2006	Pentel Kabushiki Kaisha	Mechanical pencil
D584357,	Apr 09 2007	Pentel Kabushiki Kaisha	Cap for a writing instrument
D589091,	Aug 02 2007	Kabushiki Kaisha Pilot Corporation	Cap of pen
D656545,	Jan 19 2011	Fulon Development Limited	Marker
D842378,	Nov 11 2016	Cartier International AG	Pen cap
D912142,	Dec 03 2018	BEIFA GROUP CO , LTD	Pen

Patent	Priority	Assignee	Title
103387,
D259792,	Dec 08 1978	Pentel Kabushiki Kaisha	Marking pen or similar article
D284774,	May 08 1984	Gerard, Flandin	Pen
D305245,	Mar 27 1987	PIONEER INDUSTRIAL CORP	Cap for writing tools
D323349,	Aug 12 1988	LEWO, JOE	Pen
D327911,	Jul 23 1990	Berol Corporation	Marking instrument

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Jun 30 1992		Tombow Pencil Co., Ltd.	(assignment on the face of the patent)

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