Patent
   D414402
Priority
Mar 31 1997
Filed
Mar 31 1997
Issued
Sep 28 1999
Expiry
Sep 28 2013
Assg.orig
Entity
unknown
8
8
n/a
The ornamental design for the screw head, as shown and described.

FIG. 1 is a side elevational view of the present invention; and,

FIG. 2 is a top plan view of the present invention.

Lee, James S.

Patent Priority Assignee Title
7073416, Sep 02 2004 Eazypower Corporation 3-point/5-point fastener, 3-point/5-point bit
D524637, Mar 19 2004 LEGRAND AV INC Anti-tamper fastener
D565943, Nov 22 2006 RK & JM HOLDINGS PTY LTD Fastener head
D567643, Apr 28 2006 Combined bolt and female keyway
D568731, Apr 28 2006 Combined bolt and male keyway
D580261, Nov 22 2006 RK & JM HOLDINGS PTY LTD Fastener head
D592044, Nov 22 2006 RK & JM HOLDINGS PTY LTD Fastener head
D980707, Feb 15 2021 Bolt
Patent Priority Assignee Title
1088046,
1956963,
2334466,
2993950,
3078334,
3498173,
4037514, Feb 23 1976 High torque fastener head
4171662, Dec 20 1976 Wright Line Inc. Security screw
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