USD313250SExpiredUtility

Seven-sided die

Individually held — no corporate assignee on recordPriority: May 18, 1987Filed: May 18, 1987Granted: Dec 25, 1990
Est. expiryMay 18, 2007(expired)· nominal 20-yr term from priority
39
PatentIndex Score
4
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a seven-sided die, as shown and described.

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