USD251154SExpiredUtility

Knapsack or similar article

18
Individually held — no corporate assignee on recordPriority: Apr 28, 1977Filed: Apr 28, 1977Granted: Feb 20, 1979
Est. expiryApr 28, 1997(expired)· nominal 20-yr term from priority
Inventors:Allen M. Wozniak
18
PatentIndex Score
2
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a knapsack or similar article, as shown or described.

Join the waitlist — get patent alerts

Track USD251154S — get alerts on status changes and closely related new filings.

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