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The ornamental design for a ballpoint pen, as shown and described.
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| 124725, | |||
| 130443, | |||
| 158832, | |||
| 179615, | |||
| 207986, | |||
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| D457915, | Sep 19 2001 | CCL LABEL, INC | Clearcap writing instrument |
| D458964, | Jun 27 2000 | Pentel Kanushiki Kaisha | Ball point pen |
| D495002, | Jul 14 2003 | Morris Corporation | Writing instrument |
| D499139, | Oct 11 2002 | Pentel Kabushiki Kaisha | Ball point pen |
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| D533591, | Dec 09 2004 | Zebra Co., Ltd. | Ballpoint pen |
| D563472, | May 23 2007 | Cotapaxi Custom Design and Manufacturing, LLC | Pen |
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| D568393, | Aug 07 2007 | Sun Coast Merchandise Corporation | Pen |
| D573640, | Aug 14 2006 | Beifa Group Co., Ltd. | Pen |
| D575338, | Apr 18 2006 | Pentel Kabushiki Kaisha | Ballpoint pen |
| D575339, | Nov 28 2006 | Kabushiki Kaisha Pilot Corporation | Ballpoint pen |
| D580978, | Sep 10 2007 | SANFORD, L P | Writing instrument |
| D587752, | Jul 13 2007 | Pentel Kabushiki Kaisha | Ballpoint pen |
| D594059, | Sep 27 2007 | Pentel Kabuskiki Kaisha | Ballpoint pen |
| D595353, | Sep 11 2007 | Beifa Group Co., Ltd.; BEIFA GROUP CO , LTD | Pen |
| D609744, | May 28 2008 | CELLO WRITING AIDS PRIVATE LIMITED | Writing instrument |
| D611538, | Feb 27 2008 | Beifa Group Co., Ltd. | Pen |
| 85500, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Nov 12 2009 | SHIBATA, TOMOAKI | Pentel Kabushiki Kaisha | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 023624 | /0252 | |
| Nov 30 2009 | Pentel Kabushiki Kaisha | (assignment on the face of the patent) | / |
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