Patent
   D375441
Priority
Nov 03 1994
Filed
Nov 03 1994
Issued
Nov 12 1996
Expiry
Nov 12 2010
Assg.orig
Entity
unknown
7
7
n/a
The ornamental design for a sharpening stone, as shown and described.

FIG. 1 is an isometric view of the sharpening stone showing our new design;

FIG. 2 is a front view thereof, with the rear view being identical but reversed;

FIG. 3 is a right side view thereof, with the left side being identical;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

McCoy, Duane K., Vermillion, Howard R.

Patent Priority Assignee Title
6625889, Aug 10 2001 Deburring tool
8764522, Apr 29 2010 Dental sharpening device
D442052, Feb 23 2000 Spyderco, Inc. Pivoting blade sharpening apparatus
D486052, Sep 03 2002 SMITH S CONSUMER PRODUCTS, INC Abrasive stone
D850231, Oct 10 2017 Sharpener for razor blades
D880269, Sep 21 2018 Whetstone
D976075, Feb 01 2021 Bladed tool sharpener
Patent Priority Assignee Title
4759153, Jul 14 1986 Method and apparatus for sharpening a serrated cutting edge
28187,
D285042, May 20 1983 Sharpening hone
D296518, Feb 03 1984 Combined sharpening and deburring tool
D309543, Jan 20 1987 Foamed core for a pillow
30996,
D333081, Oct 31 1990 Knife sharpener
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