USD539415SExpiredUtility
Flange earplug
Est. expiryMay 23, 2025(expired)· nominal 20-yr term from priority
Inventors:Thomas W. Fleming
A61F 11/08
85
PatentIndex Score
36
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for flange earplug, as shown and described.Join the waitlist — get patent alerts
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