USD257319SExpiredUtility
Set of socket wrench extensions
Individually held — no corporate assignee on recordPriority: Mar 16, 1978Filed: Mar 16, 1978Granted: Oct 14, 1980
Est. expiryMar 16, 1998(expired)· nominal 20-yr term from priority
Inventors:Richard T. Cremer
39
PatentIndex Score
6
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a set of socket wrench extensions, as shown, and described.
Join the waitlist — get patent alerts
Track USD257319S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.