Mechanical pencil with a lead tank
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Description
The portions in dotted lines in the drawing figures are included for the purposes of illustrating environment and form no part of the claimed design.
Claims
The ornamental design for a mechanical pencil with a lead tank, as shown and described.
Referenced Cited
U.S. Patent Documents
1310257 | July 1919 | Stiles |
D329460 | September 15, 1992 | Rousseau |
5683191 | November 4, 1997 | Kageyama et al. |
5988913 | November 23, 1999 | Kageyama et al. |
D417698 | December 14, 1999 | Tsuchida |
D430607 | September 5, 2000 | Matsuzaki et al. |
D540864 | April 17, 2007 | Kato |
7237972 | July 3, 2007 | Kanari et al. |
D562894 | February 26, 2008 | Nishida et al. |
D580975 | November 18, 2008 | Yu et al. |
D592246 | May 12, 2009 | Takanashi |
20070217858 | September 20, 2007 | Kageyama et al. |
Patent History
Patent number: D611989
Type: Grant
Filed: Dec 19, 2008
Date of Patent: Mar 16, 2010
Assignee: Kotobuki & Co., Ltd. (Saitama)
Inventor: Tadashi Keda (Kawagoe)
Primary Examiner: Elizabeth A Albert
Attorney: Osha • Liang LLP
Application Number: 29/313,253
Type: Grant
Filed: Dec 19, 2008
Date of Patent: Mar 16, 2010
Assignee: Kotobuki & Co., Ltd. (Saitama)
Inventor: Tadashi Keda (Kawagoe)
Primary Examiner: Elizabeth A Albert
Attorney: Osha • Liang LLP
Application Number: 29/313,253
Classifications
Current U.S. Class:
Longitudinal Striation (D19/49)