USD509387SExpiredUtility

Chair base

Priority: Apr 16, 2004Filed: Apr 16, 2004Granted: Sep 13, 2005
Est. expiryApr 16, 2024(expired)· nominal 20-yr term from priority
Inventors:Yung-Hua Chen
80
PatentIndex Score
23
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a chair base, as show and described.

Join the waitlist — get patent alerts

Track USD509387S — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.