USD404036SExpiredUtility
Audio speaker
Est. expiryOct 23, 2017(expired)· nominal 20-yr term from priority
66
PatentIndex Score
13
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an audio speaker, as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.