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
Foreign Patent Documents
| D309633 | July 31, 1990 | Itoh |
| D450769 | November 20, 2001 | Nishida |
| D452274 | December 18, 2001 | Keda |
| D453187 | January 29, 2002 | Keda |
| D472577 | April 1, 2003 | Sakuno et al. |
| D497643 | October 26, 2004 | Nishida |
| D525302 | July 18, 2006 | Togawa |
| D533591 | December 12, 2006 | Togawa |
| 1272875 | June 2006 | JP |
Patent History
Patent number: D559317
Type: Grant
Filed: Aug 21, 2006
Date of Patent: Jan 8, 2008
Assignee: Kabushiki Kaisha Pilot Corporation (Tokyo)
Inventor: Akinori Ikeda (Tokyo)
Primary Examiner: Elizabeth A. Albert
Attorney: Sughrue Mion Pllc.
Application Number: 29/264,851
Type: Grant
Filed: Aug 21, 2006
Date of Patent: Jan 8, 2008
Assignee: Kabushiki Kaisha Pilot Corporation (Tokyo)
Inventor: Akinori Ikeda (Tokyo)
Primary Examiner: Elizabeth A. Albert
Attorney: Sughrue Mion Pllc.
Application Number: 29/264,851
Classifications
Current U.S. Class:
Substantially Circular Or Oval In Cross Section (D19/51)