USD259129SExpiredUtility
Chess board
Individually held — no corporate assignee on recordPriority: May 25, 1978Filed: May 25, 1978Granted: May 5, 1981
Est. expiryMay 25, 1998(expired)· nominal 20-yr term from priority
Inventors:Gary D. Weiss
41
PatentIndex Score
2
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a chess board, as shown.
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