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The ornamental design for a ballpoint pen, substantially as shown. |
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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 thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a top plan view thereof; and
FIG. 6 is a bottom plan view thereof.
| Patent | Priority | Assignee | Title |
| 4658523, | May 14 1982 | U S PRODUCT DEVELOPMENT COMPANY | Collectible |
| D277392, | Sep 30 1982 | Jonathan Bradley Pens, Inc. | Pen |
| D308890, | May 28 1987 | Pen cap | |
| D539344, | Jun 29 2005 | Mork Marketing Inc. | Pen |
| D648787, | Sep 03 2010 | Pen and cap therefore |
| Patent | Priority | Assignee | Title |
| 857104, | |||
| 11540, | |||
| 240947, | |||
| D260020, | Jan 21 1980 | Jonathan Bradley Pens, Inc. | Writing instrument |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jun 09 1980 | Jonathan Bradley Pens, Inc. | (assignment on the face of the patent) | / |
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