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The ornamental design for a pen, as shown and described.
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The stippling on the grip represents a surface texture.
| Patent | Priority | Assignee | Title |
| D569431, | Apr 22 2006 | Beifa Group Co., Ltd. | Pen |
| D575340, | Dec 07 2006 | Beifa Group Co., Ltd.; BEIFA GROUP CO , LTD | Pen |
| D578161, | Sep 05 2006 | Mitsubishi Pencil Co., Ltd. | Pen |
| D586854, | Apr 27 2007 | Beifa Group Co., Ltd. | Pen |
| D587311, | Jun 06 2007 | Beifa Group Co., Ltd.; BEIFA GROUP CO , LTD | Pen |
| D590879, | Oct 19 2007 | Beifa Group Co., Ltd. | Pen |
| D591348, | Oct 17 2007 | Beifa Group Co., Ltd. | Pen |
| D595355, | Sep 29 2007 | Beifa Group Co., Ltd.; BEIFA GROUP CO , LTD | Pen |
| D631913, | Jul 09 2009 | Beifa Group Co., Ltd.; BEIFA GROUP CO , LTD | Pen |
| D678945, | Apr 29 2011 | Beifa Group Co., Ltd.; BEIFA GROUP CO , LTD | Pen |
| D679323, | Apr 29 2011 | Beifa Group Co., Ltd. | Pen |
| D679328, | Apr 29 2011 | Beifa Group Co., Ltd. | Cap for a pen |
| ER8512, |
| Patent | Priority | Assignee | Title |
| D404426, | Nov 19 1997 | Mitsubishi Pencil Co., Ltd. | Ball-point pen |
| D483066, | Jun 07 2002 | Mitsubishi Pencil Co., Ltd. | Ballpoint pen |
| D496961, | Apr 04 2003 | Kabushiki Kaisha Pilot Corporation | Ball point pen |
| D497950, | Aug 26 2003 | Mitsubishi Pencil Co., Ltd. | Ballpoint pen |
| D506502, | May 10 2004 | BEIFA GROUP CO , LTD | Pen |
| D506505, | May 10 2004 | BEIFA GROUP CO , LTD | Pen |
| D506507, | May 10 2004 | BEIFA GROUP CO , LTD | Pen |
| D507299, | Apr 30 2004 | BEIFA GROUP CO , LTD | Pen |
| D532454, | Oct 31 2003 | ZEBRA CO , LTD | Ball pen |
| D540384, | Mar 09 2005 | Beifa Group Co., Ltd. | Pen |
| 83591, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Dec 30 2004 | NINGBO BEIFA GROUP CO , LTD | BEIFA GROUP CO , LTD | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 019275 | /0638 | |
| Mar 07 2006 | Beifa Group Co., Ltd. | (assignment on the face of the patent) | / | |||
| Apr 24 2006 | QIU, ZHIMING | NINGBO BEIFA GROUP CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 017659 | /0961 | |
| Apr 24 2006 | TAN, JUNLIN | NINGBO BEIFA GROUP CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 017659 | /0961 |
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