USD456456SExpiredUtility

Circular chess board

39
Priority: Aug 15, 2000Filed: Aug 15, 2000Granted: Apr 30, 2002
Est. expiryAug 15, 2020(expired)· nominal 20-yr term from priority
Inventors:Alan Roy MattlageMartin Raymond Mattlage
39
PatentIndex Score
7
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a circular chess board, as shown and described.

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