USD308042SExpiredUtility

Watercraft stabilizing flotation structure

47
Individually held — no corporate assignee on recordPriority: Feb 17, 1987Filed: Feb 17, 1987Granted: May 22, 1990
Est. expiryFeb 17, 2007(expired)· nominal 20-yr term from priority
Inventors:William M. KitnerThomas J. CalamiaJames R. Keahey
47
PatentIndex Score
7
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a watercraft stabilizing flotation structure, as shown and described.

Join the waitlist — get patent alerts

Track USD308042S — get alerts on status changes and closely related new filings.

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