Utility knife
Description
Claims
The ornamental design for a utility knife, as shown.
Referenced Cited
U.S. Patent Documents
D319378 | August 27, 1991 | Wilcox |
D336029 | June 1, 1993 | Ragland et al. |
D352881 | November 29, 1994 | Schmidt |
D395219 | June 16, 1998 | Ghavami |
D400774 | November 10, 1998 | Ghavami |
D413783 | September 14, 1999 | Huang |
D462250 | September 3, 2002 | Ping |
D484021 | December 23, 2003 | Mariol |
D524138 | July 4, 2006 | Chih |
D558555 | January 1, 2008 | Huang |
Patent History
Patent number: D592034
Type: Grant
Filed: Mar 19, 2008
Date of Patent: May 12, 2009
Inventor: Yin Han Huang (Taiping, Taichung)
Primary Examiner: Philip S Hyder
Application Number: 29/305,407
Type: Grant
Filed: Mar 19, 2008
Date of Patent: May 12, 2009
Inventor: Yin Han Huang (Taiping, Taichung)
Primary Examiner: Philip S Hyder
Application Number: 29/305,407
Classifications
Current U.S. Class:
D8/99