USD312567SExpiredUtility

Sign clamp

58
Individually held — no corporate assignee on recordPriority: Apr 11, 1988Filed: Apr 11, 1988Granted: Dec 4, 1990
Est. expiryApr 11, 2008(expired)· nominal 20-yr term from priority
Inventors:John William Gilman
58
PatentIndex Score
8
Cited by
8
References
1
Claims

Claims

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

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