Screw head

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a top plan view thereof;

FIG. 2 is a front elevation thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right-side elevation thereof;

FIG. 5 is a left-side elevation thereof;

FIG. 6 is a rear elevation thereof;

FIG. 7 is a cross section taken along the line 7—7 in FIG. 1; and,

FIG. 8 is an enlarged perspective view.

The broken lines in the drawing show environmental structure and form no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
2083092 June 1937 Richer
3295572 January 1967 Wing
4269246 May 26, 1981 Larson et al.
4459074 July 10, 1984 Capuano
D415676 October 26, 1999 Negishi et al.
6402449 June 11, 2002 Lin
Patent History
Patent number: D493097
Type: Grant
Filed: Oct 2, 2003
Date of Patent: Jul 20, 2004
Assignee: Yugenkaisha Shinjo Seisakusho (Osaka)
Inventor: Katsumi Shinjo (Osaka)
Primary Examiner: Holly Baynham
Attorney, Agent or Law Firm: Antonelli, Terry, Stout & Kraus, LLP
Application Number: 29/191,051
Classifications
Current U.S. Class: D8/387
International Classification: 0808;