USD258516SExpiredUtility
Swallow tail surfboard
Individually held — no corporate assignee on recordPriority: Aug 24, 1977Filed: Aug 24, 1977Granted: Mar 10, 1981
Est. expiryAug 24, 1997(expired)· nominal 20-yr term from priority
Inventors:Michael R. Slingerland
79
PatentIndex Score
30
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a swallow tail surfboard, as shown.
Join the waitlist — get patent alerts
Track USD258516S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.