USD570179SExpiredUtility
Hand-held sharpener device
Est. expiryMay 19, 2026(expired)· nominal 20-yr term from priority
Inventors:Gary L. Byers
55
PatentIndex Score
9
Cited by
61
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a hand-held sharpener device, as shown.Join the waitlist — get patent alerts
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