Ballpoint pen
Latest KABUSHIKI KAISHA PILOT CORPORATION Patents:
- Ballpoint pen tip, ballpoint pen refill, and ballpoint pen
- Soft member attachment structure and thermochromic writing instrument
- Retractable writing instrument
- REVERSIBLY THERMOCHROMIC COMPOSITION AND REVERSIBLY THERMOCHROMIC MICROCAPSULE PIGMENT ENCAPSULATING THE SAME
- REVERSIBLY THERMOCHROMIC COMPOSITION AND REVERSIBLY THERMOCHROMIC MICROCAPSULE PIGMENT ENCAPSULATING THE SAME
Description
Claims
The ornamental design for a ballpoint pen, as shown and described.
Referenced Cited
U.S. Patent Documents
D433704 | November 14, 2000 | Kouda |
D441015 | April 24, 2001 | Izushima |
D452526 | December 25, 2001 | Nishida |
D461501 | August 13, 2002 | Nishida |
D463821 | October 1, 2002 | Nishida |
D474241 | May 6, 2003 | Hasegawa |
D592245 | May 12, 2009 | Yu |
D593604 | June 2, 2009 | Yu |
D598953 | August 25, 2009 | Yu |
D667880 | September 25, 2012 | Zhang |
D697970 | January 21, 2014 | Jin |
Patent History
Patent number: D745926
Type: Grant
Filed: Sep 10, 2014
Date of Patent: Dec 22, 2015
Assignee: KABUSHIKI KAISHA PILOT CORPORATION (Tokyo)
Inventor: Satoshi Watase (Nara)
Primary Examiner: Elizabeth Albert
Application Number: 29/501,926
Type: Grant
Filed: Sep 10, 2014
Date of Patent: Dec 22, 2015
Assignee: KABUSHIKI KAISHA PILOT CORPORATION (Tokyo)
Inventor: Satoshi Watase (Nara)
Primary Examiner: Elizabeth Albert
Application Number: 29/501,926
Classifications
Current U.S. Class:
D19/173