Patent
   D898539
Priority
Apr 28 2020
Filed
Apr 28 2020
Issued
Oct 13 2020
Expiry
Oct 13 2035
Assg.orig
Entity
unknown
2
18
n/a
The ornamental design for a knife sharpener, as shown and described.

FIG. 1 is a front elevational view of a knife sharpener showing my new design;

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 portion of the perspective view of FIG. 5 enlarged for magnification purposes; and,

FIG. 8 is a perspective view thereof.

Huagn, Dongchen

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ER399,
ER5792,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 25 2020HUAGN, DONGCHENJIANGYIN DIAMOND TOOLS CO , LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0525480094 pdf
Apr 28 2020JIANGYIN DIAMOND TOOLS CO., LTD.(assignment on the face of the patent)
May 08 2020HUAGN, DONGCHENJIANGYIN DIAMOND TOOLS CO , LTDCORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME PREVIOUSLY RECORDED AT REEL: 052548 FRAME: 0094 ASSIGNOR S HEREBY CONFIRMS THE ASSIGNMENT 0535640059 pdf
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