USD456185SExpiredUtility
Swivel chair base
Priority: Mar 27, 2001Filed: Mar 27, 2001Granted: Apr 30, 2002
Est. expiryMar 27, 2021(expired)· nominal 20-yr term from priority
Inventors:Ken Jui Su
53
PatentIndex Score
9
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a swivel chair base, as shown and described.
Join the waitlist — get patent alerts
Track USD456185S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.