Patent
   D569703
Priority
May 31 2006
Filed
May 31 2006
Issued
May 27 2008
Expiry
May 27 2022
Assg.orig
Entity
unknown
4
11
n/a
The ornamental design for a knife grinder, as shown and described.

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

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Wu, Chin-Sung

Patent Priority Assignee Title
D622573, Aug 28 2007 Knife sharpener
D646140, Aug 17 2010 MR BAR-B-Q PRODUCTS LLC Cutlery sharpener
D724407, Sep 05 2012 EZE-LAP DIAMOND PRODUCTS, INC Blade sharpener
D909169, Jul 24 2020 Knife grinder
Patent Priority Assignee Title
5291805, Jul 06 1992 Locan Properties, LLC Sharpening and deburring tool
5673599, Aug 04 1994 Locan Properties, LLC Double-ended sharpening and deburring tool
5679068, Aug 04 1994 Locan Properties, LLC Sharpening and deburring tool with unitary blade guard and handle
D365740, Sep 06 1994 Smith Abrasives, Inc. Knife sharpener
D367598, Oct 18 1994 Knife sharpener
D369081, Aug 04 1994 Locan Properties, LLC Sharpening and deburring tool
D375241, May 31 1995 Rhino Industries, Inc. Knife sharpener
D387262, Jan 16 1996 Locan Properties, LLC Sharpening and deburring tool
D394596, Jan 29 1996 Locan Properties, LLC Double ended sharpening and deburring tool
D475599, Sep 23 2002 Knife sharpener
D525509, Feb 09 2005 Weschenfelder GmbH Blade sharpener
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