US Patent # D462,596. Screwdriver bit

United States Patent	D462,596
Fruhm	September 10, 2002

Screwdriver bit

Claims

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

Inventors:	Fruhm; Hermann (New Westminster, B.C., CA)
Appl. No.:	D/145,327
Filed:	July 23, 2001

Related U.S. Patent Documents


Application Number	Filing Date	Patent Number	Issue Date
132488	Nov., 2000	D445325

Foreign Application Priority Data


May 12, 2000 [CA]			2000-1246

Current U.S. Class:	D8/86
Current International Class:	0804
Field of Search:	D8/82,83,84,86 81/436,438,439,471,900

References Cited

U.S. Patent Documents


5309798	May 1994	Markwart et al.
D405672	February 1999	Wirths
5868047	February 1999	Faust et al.
D410372	June 1999	Strauch
5953969	September 1999	Rosenhan
D431768	October 2000	Feik

Other References

Stanley Joretech Catalogue 1999. .
Suretorq Catalogue. .
Sunbits Fastener Tools Catalogue. .
Schraubwerkzeuge Bits and Tools 2000 Catalogue..

Primary Examiner: Hyder; Philip S.
Attorney, Agent or Firm: Oyen Wiggs Green & Mutala

Description

FIG. 1 is a left side perspective view of the first variant of the design, having cross slot-type tips;

FIG. 2 is a front side elevational view thereof, the back side elevational view being a mirror image thereof;

FIG. 3 is a top plan view thereof, the bottom plan view being a mirror image thereof;

FIG. 4 is a left end elevational view thereof;

FIG. 5 is a right end elevational view thereof;

FIG. 6 is a left side perspective view of the second variant of the design, having slot-type tips;

FIG. 7 is a front side elevational view of the second variant of the design, the back side elevational view being a mirror image thereof;

FIG. 8 is a top plan view of the second variant of the design, the bottom plan view being a mirror image thereof;

FIG. 9 is a left end elevational view of the second variant of the design;

FIG. 10 is a right end elevational view of the second variant of the design;

FIG. 11 is a left side perspective view of the third variant of the design, having star-type tips;

FIG. 12 is a front side elevational view of the third variant of the design, the backside elevational view being a mirror image thereof;

FIG. 13 is a top plan view of the third variant of the design, the bottom plan view being a mirror image thereof;

FIG. 14 is a left end elevational view of the third variant of the design; and,

FIG. 15 is a right end elevational view of the third variant of the design.

The screwdriver bit is shown broken away to indicate indeterminate length.

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