Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberUSD398507 S
Publication typeGrant
Application numberUS 29/051,465
Publication dateSep 22, 1998
Filing dateMar 11, 1996
Publication number051465, 29051465, US D398507 S, US D398507S, US-S-D398507, USD398507 S, USD398507S
InventorsChristopher D. Thompson, Daniel M. Eggert, Timm R. Herman
Original AssigneeSnap-On Technologies, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Triangular screwdriver handle
US D398507 S
Abstract  available in
Previous page
Next page
  1. The ornamental design for a triangular screwdriver handle, as shown and described.

FIG. 1 is a top plan view of the triangular screwdriver handle constituting our new design, the shank, the reversing ring and the end cap in phantom and thus not forming part of the claimed invention;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a side elevational view thereof, the other side being identical;

FIG. 4 is a front view thereof; and,

FIG. 5 is a rear view thereof.

Non-Patent Citations
1Copies of photographs of four-sided tool handle with ribs on each side.
2Copies of photographs of four-sided tool handle with teardrop-shaped design on each side.
3Copies of photographs of TOPLUS three-sided tool handle.
4Proto Tool catalog page, "Screwdrivers" 1969.
5Techni-Tool catalog page, "AISI 6150 Chrome Van" 1984.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6681664 *Jul 12, 2002Jan 27, 2004Chih-Ching HsienHandle for hand tool
U.S. ClassificationD08/83, D08/107