USD487737SExpiredUtility
Loudspeaker
Est. expiryJan 22, 2023(expired)· nominal 20-yr term from priority
Inventors:David Lewis
84
PatentIndex Score
29
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a loudspeaker, as shown and described.
Join the waitlist — get patent alerts
Track USD487737S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.