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The ornamental design for a ballpoint pen, as shown and described. |
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FIG. 1 is a front elevational view of a ballpoint pen showing my new design;
FIG. 2 is a rear elevational 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; and,
FIG. 7 is a bottom, right front perspective view thereof.
| Patent | Priority | Assignee | Title |
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| D359982, | Dec 29 1993 | Advance Watch Company | Writing instrument |
| D359983, | Dec 29 1993 | Advance Watch Company | Writing instrument |
| D404426, | Nov 19 1997 | Mitsubishi Pencil Co., Ltd. | Ball-point pen |
| D564586, | Jul 18 2005 | SPECTOR & CO INC | Pen |
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| ER1410, |
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| D305551, | Sep 27 1986 | Pentel Kabushiki Kaisha | Pen cap or similar article |
| D306317, | Dec 11 1986 | Pentel of America, Ltd. | Clip for a writing instrument or similar article |
| D318490, | Oct 18 1988 | STERLING PLASTICS CO | Pen |
| D319845, | Mar 13 1989 | J.S. Staedtler GmbH & Co. | Mechanical pen |
| D323186, | Oct 06 1989 | Binney & Smith Inc. | Ball point pen |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jun 26 1990 | BANNWART, JEAN-RENE | CORUM, RIES, BANNWART ET CO S A | ASSIGNMENT OF ASSIGNORS INTEREST | 005410 | /0406 | |
| Aug 20 1990 | Corum, Ries, Bannwart et Co S.A. | (assignment on the face of the patent) | / |
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