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The ornamental design for a dual-use pen, as shown and described. |
FIG. 1 is a right side elevational view of a dual-use pen showing my new design;
FIG. 2 is a top end plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a bottom end plan view thereof; and,
FIG. 7 is a top, right front perspective view thereof.
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3985455, | Jan 10 1975 | Convertible writing instrument | |
5564850, | May 23 1994 | Pilot Precision Kabushiki Kaisha | Input pen with attached writing implement |
6227743, | Jul 01 1999 | TRUETIP, LLC | Pen cap stylus for use with touch screens |
D303683, | Sep 24 1986 | Combination pencil and pen |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 02 2001 | WANG, THOMAS | EXCEL RITE ENTERPRISE CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 011799 | /0089 | |
May 11 2001 | Excel Rite Enterprise Co., Ltd. | (assignment on the face of the patent) | / |
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