Mechanical pencil
Latest Pentel Kabushiki Kaisha Patents:
Description
Claims
The ornamental design for a mechanical pencil, as shown and described.
Referenced Cited
U.S. Patent Documents
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| D540386 | April 10, 2007 | Qiu |
| D562384 | February 19, 2008 | Qiu |
| D562894 | February 26, 2008 | Nishida |
| D562895 | February 26, 2008 | Shibata |
| D572756 | July 8, 2008 | Oka |
| D594059 | June 9, 2009 | Shibata |
Patent History
Patent number: D611535
Type: Grant
Filed: Nov 6, 2008
Date of Patent: Mar 9, 2010
Assignee: Pentel Kabushiki Kaisha
Inventor: Kazuhisa Shimizu (Tokyo)
Primary Examiner: Elizabeth A Albert
Assistant Examiner: Karen E Eldridge Powers
Attorney: Adams & Wilks
Application Number: 29/312,672
Type: Grant
Filed: Nov 6, 2008
Date of Patent: Mar 9, 2010
Assignee: Pentel Kabushiki Kaisha
Inventor: Kazuhisa Shimizu (Tokyo)
Primary Examiner: Elizabeth A Albert
Assistant Examiner: Karen E Eldridge Powers
Attorney: Adams & Wilks
Application Number: 29/312,672
Classifications
Current U.S. Class:
Lateral Striation (D19/48)