Screw driver bit

The ornamental design for a screw driver bit, as shown and described.

FIG. 1 is a perspective view of a screw driver bit, showing the new design;

FIG. 2 is a side elevation view thereof; and,

FIG. 3 is an enlarged end view of the tip.

Patent

Priority

Assignee

Title

Patent	Priority	Assignee	Title
2445525,
4191228,	Jun 07 1978		Tool assembly
4998454,	Nov 14 1988	BLACK & DECKER INC , NEWARK, DE A CORP OF DE	Screwdriver bit for phillips-head fasteners
5291811,	May 14 1992	TEXTRON IPMP L P	Back-side taper wedging drive system
6164171,	Mar 13 1998	Max Co., Ltd.	Screwdriver used for screw tightener and screw suitably tightened by the screwdriver
6397710,	Sep 22 1999	David Baker Inc.	Screwdriver with slotted blades
7111531,	Apr 11 2005	Kabushiki Kaisha Suzuki Rashi Seisakusho	Screw and screwdriver
20050268757,
20100037737,
20100242687,
20180117743,
20180193986,
20180347612,
20190358794,
D311483,	Nov 14 1986	Helen P., Espin	Screw driver bit
D312034,	Nov 14 1986	Helen P., Espin	Screw driver bit
D431768,	Nov 29 1999	Frederick G., Feik	Phillips screw head for stripped screws
D455627,	Jan 03 2001		Screwdriver head
D455943,	Mar 02 2001		Screw driver with a cross-head end tip for locking insertion into a screw head
D474388,	Apr 12 2002		Screwdriver bit
D576009,	Dec 29 2006		Screwdriver bit
D606833,	May 12 2008	IBT Holdings, LLC	Screwdriver head
D606834,	May 12 2008	IBT Holdings, LLC	Screwdriver head
D821842,	May 16 2017		Tool bit
EP2447550,
WO2008032137,
WO2014195410,

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Jun 24 2019		IPP industries Sàrl	(assignment on the face of the patent)

n/a

Date	Maintenance Fee Events

n/a

Date	Maintenance Schedule