Patent
   D737649
Priority
Apr 04 2012
Filed
Apr 04 2012
Issued
Sep 01 2015
Expiry
Sep 01 2029
Assg.orig
Entity
unknown
1
17
n/a
The ornamental design for a knife sharpener, as shown and described.

FIG. 1 is a perspective view of a knife sharpener showing my new design from above;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a rear view thereof;

FIG. 8 is an additional perspective view thereof from below; and,

FIG. 9 is a right side view of the knife sharpener, shown removably attached to a knife handle in broken line for completeness of illustration.

The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design.

Hirai, Akira

Patent Priority Assignee Title
ER3469,
Patent Priority Assignee Title
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3846909,
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5605495, Nov 30 1995 Jenkins Metal Corporation Knife with sharpening member handles
5868611, Jul 08 1997 Edgecraft Corp. Versatile manual sharpener
7018281, Mar 10 2002 GOTIT LTD Sharpening apparatus
20130205597,
D269940, Oct 27 1980 BUTLER MANUFACTURING COMPANY, KANSAS CITY, MISSOURI A CORP OF DE Cutlery sharpener
D276886, Dec 29 1982 Oy Fiskars AB Knife sharpener
D284736, Jul 22 1982 Kyusyu Hitachi Maxell, Ltd. Battery operated knife sharpener
D388304, Jul 09 1996 Edgecraft Corporation Versatile manual sharpener
D394196, Jan 31 1997 Portable ice skate blade sharpener
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 04 2012FOREVER CO., LTD.(assignment on the face of the patent)
Apr 04 2012HIRAI, AKIRAFOREVER CO , LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0280530648 pdf
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