USD413254SExpiredUtility
Screw head
Est. expiryMar 31, 2017(expired)· nominal 20-yr term from priority
Inventors:James S. W. Lee
52
PatentIndex Score
8
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for the screw head, as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.