USD407124SExpiredUtility
Third power chess board
Individually held — no corporate assignee on recordPriority: May 21, 1998Filed: May 21, 1998Granted: Mar 23, 1999
Est. expiryMay 21, 2018(expired)· nominal 20-yr term from priority
Inventors:James A. Melander
28
PatentIndex Score
6
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a third power chess board, as shown and described.
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