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Publication numberUSD321720 S
Publication typeGrant
Application numberUS 07/367,225
Publication dateNov 19, 1991
Filing dateJun 16, 1989
Priority dateSep 28, 1988
Publication number07367225, 367225, US D321720 S, US D321720S, US-S-D321720, USD321720 S, USD321720S
InventorsHidemi Sakurada
Original AssigneeNikko Pen Co., Ltd.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Ball-point pen
US D321720 S
Abstract  available in
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  1. The ornamental design for a ball-point pen, as shown and described.

FIG. 1 is a top right front perspective view of a ball-point pen showing my new design;

FIG. 2 is a bottom left rear perspective view;

FIG. 3 is a right side elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a top plan view;

FIG. 6 is a bottom plan view;

FIG. 7 is a right side elevational view with the writing tip in an extended position; and

FIG. 8 is a front elevational view, with the clip member in an alternate position and the writing tip extended.

Non-Patent Citations
1Nikko, NP-2C, 200 (Catalog).
2Nikko, NP-3C, 250 (Catalog).
3Nikko, NP-4C, 300 (Catalog).
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
USD477022Aug 24, 2001Jul 8, 2003Advance Watch Company, Ltd.Writing instrument
USD487111Jun 9, 2003Feb 24, 2004Advance Watch Company, LtdWriting instrument
USD688304 *Feb 9, 2012Aug 20, 2013Target Brands, Inc.Writing instrument
USD729874Sep 5, 2013May 19, 2015Target Brands, Inc.Pen
U.S. ClassificationD19/170, D19/934