USD516216SExpiredUtility
Hearing aid
Est. expiryNov 21, 2023(expired)· nominal 20-yr term from priority
Inventors:Paul Portmann
89
PatentIndex Score
54
Cited by
10
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
I claim the ornamental design for a hearing aid, as shown and described.Join the waitlist — get patent alerts
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