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The ornamental design for a mechanical pencil, as shown and described.
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| Patent | Priority | Assignee | Title |
| D777256, | Jan 30 2015 | Pentel Kabushiki Kaisha | Mechanical pencil |
| D782576, | Aug 10 2015 | DAVRO PRODUCTS, INC. | Pen |
| D832348, | Apr 01 2016 | Kabushiki Kaisha Pilot Corporation | Ballpoint pen |
| D846640, | Jan 30 2017 | Pentel Kabushiki Kaisha | Mechanical pencil |
| D876540, | Jun 20 2017 | Pentel Kabushiki Kaisha | Marking pen |
| D876541, | Jan 30 2017 | Pentel Kabushiki Kaisha | Mechanical pencil |
| D956869, | Nov 28 2018 | Pentel Kabushiki Kaisha | Ballpoint pen |
| Patent | Priority | Assignee | Title |
| D269189, | Oct 16 1980 | Pentel Kabushiki Kaisha | Mechanical pencil or similar article |
| D284582, | Sep 06 1983 | CHARTPAK, INC | Fountain pen for artists and calligraphers or the like |
| D312837, | Jun 30 1987 | PENTEL OF AMERICA, LTD A CORPORATION OF IL | Writing instrument |
| D362020, | Apr 08 1993 | 3 CPCO, Corp. | Writing instrument |
| D385915, | Mar 28 1996 | Pentel Kabushiki Kaisha | Mechanical pencil |
| D404070, | Jul 02 1997 | TOMBOW PENCIL CO , LTD | Writing instrument |
| D421052, | Oct 29 1998 | ZEBRA CO , LTD | Ball-point pen |
| D451545, | Nov 10 2000 | Mitsubishi Pencil Co., Ltd. | Ball-point pen |
| D452274, | Aug 19 2000 | Kotobuki & Co., LTD | Writing instrument |
| D453790, | Nov 10 2000 | Mitsubishi Pencil Co., Ltd. | Ball-point pen with a mechanical pencil |
| D457563, | Nov 27 2000 | Morris Pen Manufacturing Co., Ltd. | Ball point pen |
| D512098, | Jun 30 2004 | BEIFA GROUP CO , LTD | Mechanical pencil |
| D512457, | Jan 13 2005 | Rashmi Writing Instruments | Retractable top press ballpen |
| D534586, | Jun 17 2004 | Zebra Co., Ltd. | Ballpoint pen |
| D594059, | Sep 27 2007 | Pentel Kabuskiki Kaisha | Ballpoint pen |
| D603897, | Jun 06 2008 | Pentel Kabushika Kaisha | Mechanical pencil |
| D616497, | Nov 28 2008 | Zebra Co., Ltd. | Retractable pen |
| D630247, | Feb 16 2010 | Pentel Kabushiki Kaisha | Mechanical pencil |
| D648789, | Jun 22 2010 | Pentel Kabushiki Kaisha | Ballpoint pen |
| D648790, | Oct 16 2009 | Pentel Kabushiki Kaisha | Ballpoint pen |
| D663301, | Dec 09 2011 | WACOM CO , LTD | Electromagnetic input device |
| D667882, | Nov 09 2010 | Zebra Co., Ltd. | Ballpoint pen |
| D687098, | May 17 2011 | Pentel Kabushiki Kaisha | Marking pen |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 11 2012 | SHIMIZU, KAZUHISA | Pentel Kabushiki Kaisha | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 029244 | /0804 | |
| Oct 17 2012 | Pentel Kabushiki Kaisha | (assignment on the face of the patent) | / |
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