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Publication numberUSD352440 S
Publication typeGrant
Application numberUS 29/005,461
Publication dateNov 15, 1994
Filing dateFeb 23, 1993
Publication number005461, 29005461, US D352440 S, US D352440S, US-S-D352440, USD352440 S, USD352440S
InventorsRoger Perigny
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Ripping knife
US D352440 S
Abstract  available in
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  1. The ornamental design for a ripping knife, as shown and described.

FIG. 1 is a front perspective view of a ripping knife, showing my new design;

FIG. 2 is a right side elevational view thereof, the left side elevational view is a mirror image of FIG. 2;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a rear elevational view thereof.

Non-Patent Citations
1The Sportsman's Guide Catalog, 1992, p. 46, Trophy Master Knife.
2The Sportsman's Guide Catalog, 1992, p. 79, Belly Zipper Knife.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6857192Aug 26, 2003Feb 22, 2005Guy SummersDual blade utility knife
US7007391 *Oct 18, 2001Mar 7, 2006Entegris, Inc.Dual containment tubing cutter
US7533595Apr 22, 2004May 19, 2009Square One Parachutes, Inc.Lamina cutter
US7743512 *Nov 7, 2005Jun 29, 2010Zipwall, Llc.Plastic sheet cutter
US8069546May 18, 2010Dec 6, 2011Zipwall, Llc.Plastic sheet cutter and method for installing a zipper on a sheet of material
US8112867Jan 16, 2008Feb 14, 2012Domenico Anthony JBox opener
U.S. ClassificationD08/98