USD395228SExpiredUtility
Screw head
Individually held — no corporate assignee on recordPriority: Mar 31, 1997Filed: Mar 31, 1997Granted: Jun 16, 1998
Est. expiryMar 31, 2017(expired)· nominal 20-yr term from priority
Inventors:James S. W. Lee
29
PatentIndex Score
0
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for the screw head, as shown and described.
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