USD539347SExpiredUtility
Writing instrument
Est. expiryAug 3, 2025(expired)· nominal 20-yr term from priority
Inventors:Arthur R. Hamilton
35
PatentIndex Score
2
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a writing instrument, as shown and described.Join the waitlist — get patent alerts
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