USD568480SExpiredUtility
Hearing aid device
Est. expirySep 7, 2025(expired)· nominal 20-yr term from priority
Inventors:Christian Lockenwitz
89
PatentIndex Score
36
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a hearing aid device, as substantially shown and described.Join the waitlist — get patent alerts
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