Writing instrument

The ornamental design for a writing instrument, as shown.

FIG. 1 is a front elevational view of the writing instrument showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a rear elevational view.

Patent	Priority	Assignee	Title
D343196,	Jul 13 1992	NATIONAL PEN CO , LLC	Writing instrument cap
D416577,	Sep 22 1998	Parker Pen Products	Writing instrument
D598954,	Dec 07 2007	Beifa Group Co., Ltd.	Pen
D611987,	Aug 28 2008	Cartier International AG	Writing instrument
D617379,	Aug 28 2008	Cartier International AG	Writing instrument
D627392,	Oct 14 2009	GRAFF DIAMONDS SA	Writing instrument
D646713,	May 06 2010		Bullet pen
D772982,	Dec 23 2014	Swarovski Aktiengesellschaft	Pen
D797191,	Dec 18 2015	Pagani Pens SA	Pen
D826327,	Apr 22 2017	Swarovski Aktiengesselschaft	Pen
D834090,	Dec 23 2016	Hub Pen Company, LLC	Pen
D841093,	Dec 22 2016	PAGANI PENS, S A	Pen
D898826,	Apr 17 2019		Writing instrument
ER4666,
ER6612,

Patent	Priority	Assignee	Title
205872,
D243014,	Jun 17 1974	PARKER PEN BENELUX B V ; Bankers Trust Company	Fountain pen
D260531,	Mar 15 1979		Writing instrument
D267887,	Mar 04 1980		Pen
95135,

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Dec 19 1984		Cartier International B.V.	(assignment on the face of the patent)
Apr 12 1985	PERRIN, ALAIN-DOMINIQUE	CARTIER INTERNATIONAL B V , HERENGRACHT 436 - AMSTERDAM C - NETHERLANDS, A CORP OF NETHERLANDS	ASSIGNMENT OF ASSIGNORS INTEREST	004489	0538	pdf

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