Folding knife

- Kai U.S.A., Ltd.,
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FIG. 1 is a perspective view of a folding knife, with the blade closed, showing our new design.

FIG. 2 is a perspective view thereof, showing the blade in an open position.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a front elevational view thereof.

FIG. 5 is a bottom plan view thereof.

FIG. 6 is a left side elevational view thereof.

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a right side elevational view thereof.

Stippling and shading lines shown in the drawings are intended to represent the approximate three-dimensional contour of the design, and are not intended to indicate surface decoration.


The ornamental design for a folding knife, substantially as shown and described.

Referenced Cited
U.S. Patent Documents
4442600 April 17, 1984 Felix-Dalichow
D347375 May 31, 1994 Sakai
5511310 April 30, 1996 Sessions et al.
5819414 October 13, 1998 Marifone
D431991 October 17, 2000 Elishewitz
D450228 November 13, 2001 Onion
6427334 August 6, 2002 Onion
D464246 October 15, 2002 Sloan
D473917 April 29, 2003 Carter, III
D494440 August 17, 2004 Carter, III
D497531 October 26, 2004 Carter, III
D508194 August 9, 2005 Carter, III
D510249 October 4, 2005 Ray
D513958 January 31, 2006 Ray
D553469 October 23, 2007 Onion
D560997 February 5, 2008 Onion
20030070299 April 17, 2003 Frazer
20040020058 February 5, 2004 Vallotton
Patent History
Patent number: D572562
Type: Grant
Filed: Jun 8, 2007
Date of Patent: Jul 8, 2008
Assignee: Kai U.S.A., Ltd., (Tualatin, OR)
Inventors: Grant W. Hawk (Idaho City, ID), Gavin D. Hawk (Idaho City, ID)
Primary Examiner: Philip S Hyder
Attorney: Seed IP Law Group PLLC
Application Number: 29/280,905
Current U.S. Class: D8/99