Knife blade

- Kai U.S.A., Ltd.
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Description

FIG. 1 is a perspective view of a knife blade showing my new design;

FIG. 2 is a left side elevational view thereof; and,

FIG. 3 is a right side elevational view thereof, the top plan, bottom plan, front elevational and rear elevational views being devoid of ornamentation.

The broken lines in the figures indicate environmental structure and define the bounds of the claimed design, and form no part thereof.

Claims

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

Referenced Cited
U.S. Patent Documents
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3488845 January 1970 Tausendfreundt
4203213 May 20, 1980 Mollica
D269244 June 7, 1983 Becher et al.
D274399 June 26, 1984 Olsen, Jr.
D302092 July 11, 1989 Cohen et al.
4955139 September 11, 1990 Clotten et al.
D317847 July 2, 1991 Loveless
D318002 July 9, 1991 Loveless
D324326 March 3, 1992 Lu
D358968 June 6, 1995 Hirai
D368001 March 19, 1996 Cohen et al.
D400059 October 27, 1998 Cohen et al.
D448253 September 25, 2001 Staib et al.
D454768 March 26, 2002 Onion
D455937 April 23, 2002 Huebner
6564685 May 20, 2003 Beaton
D479104 September 2, 2003 Onion
D483625 December 16, 2003 Chien
D539082 March 27, 2007 Molayem
D539083 March 27, 2007 Molayem
D539616 April 3, 2007 Taylor et al.
D553916 October 30, 2007 Ono
D554437 November 6, 2007 Ono
D554438 November 6, 2007 Ono
D554948 November 13, 2007 Onion
D557081 December 11, 2007 Hadj-Chikh et al.
D559044 January 8, 2008 Ono
D559045 January 8, 2008 Ono
D559046 January 8, 2008 Onion
D559631 January 15, 2008 Onion
D564305 March 18, 2008 Chisholm
Other references
  • Pattern on Shun Knife, on sale at least as early as Dec. 2005.
  • A. G. Russell Knife on sale at least as early as Feb., 2006.
Patent History
Patent number: D579731
Type: Grant
Filed: Dec 20, 2006
Date of Patent: Nov 4, 2008
Assignee: Kai U.S.A., Ltd. (Tualatin, OR)
Inventor: Takeshi Ono (Seki)
Primary Examiner: Caron D. Veynar
Assistant Examiner: Ricky Pham
Attorney: Seed Intellectual Property Law Group PLLC
Application Number: 29/270,417
Classifications
Current U.S. Class: D7/649