Ballpoint pen
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Description
Claims
The ornamental design for a ballpoint pen, as shown and described.
Referenced Cited
U.S. Patent Documents
| D445830 | July 31, 2001 | Yoon |
| D463821 | October 1, 2002 | Nishida |
| D472577 | April 1, 2003 | Sakuno et al. |
| D551710 | September 25, 2007 | Tsuchida |
| D558269 | December 25, 2007 | Takanashi |
| D562389 | February 19, 2008 | Ikeda |
| D562391 | February 19, 2008 | Gerules |
| D575339 | August 19, 2008 | Daida |
| D595353 | June 30, 2009 | Li |
| D607935 | January 12, 2010 | Shimada |
| D629461 | December 21, 2010 | Shibata |
Patent History
Patent number: D650441
Type: Grant
Filed: Oct 21, 2010
Date of Patent: Dec 13, 2011
Assignee: Kabushiki Kaisha Pilot Corporation (Tokyo)
Inventor: Akinori Ikeda (Tokyo)
Primary Examiner: Elizabeth Albert
Attorney: Sughrue Mion, PLLC
Application Number: 29/377,407
Type: Grant
Filed: Oct 21, 2010
Date of Patent: Dec 13, 2011
Assignee: Kabushiki Kaisha Pilot Corporation (Tokyo)
Inventor: Akinori Ikeda (Tokyo)
Primary Examiner: Elizabeth Albert
Attorney: Sughrue Mion, PLLC
Application Number: 29/377,407
Classifications
Current U.S. Class:
With Surface Texture Or Pattern (D19/47)