USD491167SExpiredUtility
Speaker box
Est. expirySep 16, 2023(expired)· nominal 20-yr term from priority
Inventors:Hiroaki Yokoyama
91
PatentIndex Score
42
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a speaker box, as shown.
Join the waitlist — get patent alerts
Track USD491167S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.