USD551543SExpiredUtility

Double-head screw

65
Individually held — no corporate assignee on recordPriority: Oct 7, 2005Filed: Oct 7, 2005Granted: Sep 25, 2007
Est. expiryOct 7, 2025(expired)· nominal 20-yr term from priority
Inventors:Kenneth D. WilliamsTeresa A. Williams
65
PatentIndex Score
22
Cited by
12
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       We claim the ornamental design for a double-head screw, as shown and described.

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