USD555728SExpiredUtility
Ballpoint pen
Est. expiryFeb 21, 2026(expired)· nominal 20-yr term from priority
Inventors:So Satoh
48
PatentIndex Score
7
Cited by
43
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a ballpoint pen, as shown and described.Join the waitlist — get patent alerts
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