Ballpoint pen
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- REVERSIBLY THERMOCHROMIC COMPOSITION AND REVERSIBLY THERMOCHROMIC MICROCAPSULE PIGMENT ENCAPSULATING THE SAME
- REVERSIBLY THERMOCHROMIC COMPOSITION AND REVERSIBLY THERMOCHROMIC MICROCAPSULE PIGMENT ENCAPSULATING THE SAME
Description
The portions of the article in broken lines are shown for illustrative purposes only and form no part of the claimed design.
Claims
The ornamental design for a ballpoint pen, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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D591348 | April 28, 2009 | Yu et al. |
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D610617 | February 23, 2010 | Zhang |
D628239 | November 30, 2010 | Yazawa |
D641787 | July 19, 2011 | Tan |
D654952 | February 28, 2012 | Laemle |
8123724 | February 28, 2012 | Gillespie, III |
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D1132150 | January 2002 | JP |
Patent History
Patent number: D668717
Type: Grant
Filed: Jul 6, 2011
Date of Patent: Oct 9, 2012
Assignee: Kabushiki Kaisha Pilot Corporation (Tokyo)
Inventor: Kumiko Mizoguchi (Tokyo)
Primary Examiner: Elizabeth Albert
Attorney: Sughrue Mion, PLLC
Application Number: 29/396,718
Type: Grant
Filed: Jul 6, 2011
Date of Patent: Oct 9, 2012
Assignee: Kabushiki Kaisha Pilot Corporation (Tokyo)
Inventor: Kumiko Mizoguchi (Tokyo)
Primary Examiner: Elizabeth Albert
Attorney: Sughrue Mion, PLLC
Application Number: 29/396,718
Classifications
Current U.S. Class:
Diagonal Striation (D19/50)