USD266499SExpiredUtility

Invalid chair

70
Individually held — no corporate assignee on recordPriority: Nov 15, 1979Filed: Nov 15, 1979Granted: Oct 12, 1982
Est. expiryNov 15, 1999(expired)· nominal 20-yr term from priority
Inventors:Brent L. TwitchellKendel S. Twitchell
70
PatentIndex Score
10
Cited by
0
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an invalid chair, as shown.

Join the waitlist — get patent alerts

Track USD266499S — get alerts on status changes and closely related new filings.

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