USD400581SExpiredUtility

Ball point pen

90
Assignee: TOMBOW PENCILPriority: Sep 29, 1997Filed: Sep 29, 1997Granted: Nov 3, 1998
Est. expirySep 29, 2017(expired)· nominal 20-yr term from priority
Inventors:Tsuyoshi Hasegawa
90
PatentIndex Score
39
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a ball point pen, as shown and described.

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