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The ornamental design for a ballpoint pen, as shown and described. |
FIG. 1 is a front view of a ballpoint pen showing my new design, with a writing tip in a retracted position;
FIG. 2 is a rear view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a magnified cross sectional view taken along line 7--7 in FIG. 1;
FIG. 8 is a magnified cross sectional view taken along line 8--8 in FIG. 1;
FIG. 9 is a magnified cross sectional view taken along line 9--9 in FIG. 1;
FIG. 10 is a magnified cross sectional view taken along line 10--10 in FIG. 1;
FIG. 11 is a perspective view thereof; and,
FIG. 12 is a right side view thereof with the writing tip in an extended position.
Patent | Priority | Assignee | Title |
2770221, | |||
113633, | |||
169307, | |||
202952, | |||
204527, | |||
216844, | |||
220070, | |||
D259727, | Feb 23 1979 | The Gillette Company | Writing instrument |
D269189, | Oct 16 1980 | Pentel Kabushiki Kaisha | Mechanical pencil or similar article |
D355673, | Sep 21 1993 | Kotobuki & Co., Ltd. | Writing instrument |
D374893, | Jul 07 1995 | Zebra Co., Ltd. | Ball point pen |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 10 1997 | SAKUNO, MAKOTO | Kabushiki Kaisha Pilot | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008727 | /0685 | |
Jun 16 1997 | Kabushiki Kaisha Pilot | (assignment on the face of the patent) | / | |||
Mar 23 2004 | Kabushiki Kaisha Pilot | KABUSHIKI KAISHA PILOT CORPORATION ALSO TRADING AS PILOT CORPORATION | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 015251 | /0613 |
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