Ballpoint pen
Latest Pentel Kabushiki Kaisha Patents:
Description
Claims
The ornamental design for a ballpoint pen, as shown and described.
Referenced Cited
U.S. Patent Documents
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| D308396 | June 5, 1990 | Sekiguchi |
| D351416 | October 11, 1994 | Oka et al. |
| D389186 | January 13, 1998 | Shimizu |
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| D449649 | October 23, 2001 | Takanashi |
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| D450765 | November 20, 2001 | Rosenbaum |
| D453790 | February 19, 2002 | Tsuchikura |
| D458964 | June 18, 2002 | Nakazawa |
| D478932 | August 26, 2003 | Moon |
| D496069 | September 14, 2004 | Takanashi |
| D499139 | November 30, 2004 | Oka |
| D506504 | June 21, 2005 | Nakazawa et al. |
| D506780 | June 28, 2005 | Nakazawa |
| D529089 | September 26, 2006 | Bhavnani |
| D551710 | September 25, 2007 | Tsuchida |
| 20060216103 | September 28, 2006 | Bielecki et al. |
Patent History
Patent number: D575338
Type: Grant
Filed: Oct 17, 2006
Date of Patent: Aug 19, 2008
Assignee: Pentel Kabushiki Kaisha
Inventor: Kazuhisa Shimizu (Tokyo)
Primary Examiner: Elizabeth A. Albert
Assistant Examiner: Karen E Eldridge Powers
Attorney: Adams & Wilks
Application Number: 29/267,567
Type: Grant
Filed: Oct 17, 2006
Date of Patent: Aug 19, 2008
Assignee: Pentel Kabushiki Kaisha
Inventor: Kazuhisa Shimizu (Tokyo)
Primary Examiner: Elizabeth A. Albert
Assistant Examiner: Karen E Eldridge Powers
Attorney: Adams & Wilks
Application Number: 29/267,567
Classifications
Current U.S. Class:
Longitudinal Striation (D19/49)