Utility knife

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Description

FIG. 1 is a right side view of the present utility knife;

FIG. 2 is a top view of same;

FIG. 3 is a bottom view of the utility knife depicted in FIG. 1;

FIG. 4 is a front view of same;

FIG. 5 is a rear view of the utility knife of FIG. 1;

FIG. 6 is a left side view of the present utility knife;

FIG. 7 is a top perspective view of the utility knife of FIG. 1 shown in a first position with the blade extended; and,

FIG. 8 is a top perspective view of the utility knife of FIG. 1 shown in a second position with the knife blade retracted.

Claims

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

Referenced Cited
U.S. Patent Documents
D413783 September 14, 1999 Huang
D414394 September 28, 1999 Chong
D420270 February 8, 2000 Martone
D426133 June 6, 2000 Degen et al.
D434960 December 12, 2000 Lamond et al.
D439492 March 27, 2001 Martone et al.
6249975 June 26, 2001 Lin
D458526 June 11, 2002 Budrow
D476214 June 24, 2003 Hsu
6678958 January 20, 2004 Budrow
D502379 March 1, 2005 Tseng
D506664 June 28, 2005 Budrow
D509419 September 13, 2005 Chung
D511288 November 8, 2005 Brown et al.
D512296 December 6, 2005 Ping
D524138 July 4, 2006 Chih
D525104 July 18, 2006 Samberg
Foreign Patent Documents
3352292D February 2004 CN
3454100D June 2005 CN
Patent History
Patent number: D551932
Type: Grant
Filed: Jan 25, 2006
Date of Patent: Oct 2, 2007
Inventor: Wang Ai Guo (Zhe Jiang Province)
Primary Examiner: Philip S. Hyder
Attorney: Greer, Burns & Crain, Ltd
Application Number: 29/252,680
Classifications
Current U.S. Class: D8/99