Patent
   D456235
Priority
Jan 03 2000
Filed
Jan 03 2000
Issued
Apr 30 2002
Expiry
Apr 30 2016
Assg.orig
Entity
unknown
6
9
n/a
The ornamental design for a screwdriver head, as shown and described.

FIG. 1 is a perspective view of a screwdriver head, showing my new invention;

FIG. 2 is a front elevation view of FIG. 1;

FIG. 3 is a right side elevation view of FIG. 2;

FIG. 4 is a top plan view taken along the sectional line 7--7 of FIG. 3;

FIG. 5 is a bottom plan view of FIG. 3; and,

FIG. 6 is a bottom plan view taken along the sectional line 9--9 of FIG. 3.

Song, In Wha

Patent Priority Assignee Title
7013767, Sep 03 2004 Screwdriver/screw unit
D583642, Dec 31 2007 Proprietary Technologies, Inc. Screwdriver blade tip
D793828, Apr 15 2016 The United States of America as represented by the Secretary of the Navy Flat sided chisel slug
D795036, Sep 03 2015 Proprietary Technologies, Inc. Slotted screwdriver blade tip
D865308, Jan 25 2018 SEVENTY EIGHT CO., LTD Hand scraper
D901811, Mar 06 2018 SEVENTY EIGHT CO., LTD Hand scraper
Patent Priority Assignee Title
2684094,
4625598, May 10 1985 Positive engagement screw driver tool
4680996, Apr 18 1986 Screwdriver
5001948, Nov 02 1989 SK Hand Tool Corporation Screwdriver blade with curved tip
5269209, Oct 20 1992 DAVID BAKER, INC Curvilinear drive screwdriver and screw
5317940, Aug 25 1992 Screwdriver blade
D312954, Aug 12 1988 Combined screwdriver bit and sheet metal cutting element for a combination hand tool
D412653, Jan 22 1998 Screwdriver head
D431768, Nov 29 1999 Frederick G., Feik Phillips screw head for stripped screws
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