USD283523SExpiredUtility

Ball puzzle

67
Individually held — no corporate assignee on recordPriority: Feb 22, 1983Filed: Feb 22, 1983Granted: Apr 22, 1986
Est. expiryFeb 22, 2003(expired)· nominal 20-yr term from priority
Inventors:Margit C. Balint
67
PatentIndex Score
18
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a ball puzzle, as shown and described.

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