Patent
   D947644
Priority
Nov 02 2020
Filed
Nov 02 2020
Issued
Apr 05 2022
Expiry
Apr 05 2037
Assg.orig
Entity
unknown
1
7
n/a
The ornamental design for a diamond whetstone, as shown and described.

FIG. 1 is front elevational view thereof of a diamond whetstone showing my new design where the whetstone is placed on the base;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is another perspective view thereof; and,

FIG. 9 is a perspective view there of a diamond whetstone showing my new design where the whetstone is separated from the base.

The broken lines illustrate portions of the environment structure which forms no part of the claimed design.

Huang, Dongchen

Patent Priority Assignee Title
D989591, Apr 08 2021 DAREX LLC Angle set knife sharpener
Patent Priority Assignee Title
1935592,
1959647,
2453207,
4903438, Nov 06 1987 Sharpening device
9216487, Nov 14 2014 Darex, LLC Manual tool sharpener with moveable abrasive surface
D290222, Nov 08 1984 Arkansas Hones, Inc. Multi-stone hone
D306816, Mar 06 1987 Whetstone honing kit
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