Ballpoint pen
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The broken lines showing of interior features in
Claims
The ornamental design for a ballpoint pen, as shown and described.
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| D564588 | March 18, 2008 | Daida |
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| DM/049905 | July 1999 | WO |
| DM/050013 | October 1999 | WO |
Type: Grant
Filed: May 25, 2007
Date of Patent: Aug 19, 2008
Assignee: Kabushiki Kaisha Pilot Corporation (Tokyo)
Inventor: Akiko Daida (Tokyo)
Primary Examiner: Elizabeth A. Albert
Assistant Examiner: Karen E Eldridge Powers
Attorney: Sughrue Mion, PLLC
Application Number: 29/274,794