Patent
   D724407
Priority
Sep 05 2012
Filed
Sep 05 2012
Issued
Mar 17 2015
Expiry
Mar 17 2029
Assg.orig
Entity
unknown
3
19
n/a
The ornamental design for a blade sharpener, as shown and described.

FIG. 1 is a front perspective view of a blade sharpener;

FIG. 2 is a front view of the blade sharpener of FIG. 1;

FIG. 3 is a rear view of the blade sharpener of FIG. 1;

FIG. 4 is a right side view of the blade sharpener of FIG. 1

FIG. 5 is a left side view of the blade sharpener of FIG. 1;

FIG. 6 is a top view of the blade sharpener of FIG. 1; and,

FIG. 7 is a bottom view of the blade sharpener of FIG. 1.

The broken lines in the drawings illustrate features of the blade sharpener that form no part of the claim.

Johnson, Ralph L.

Patent Priority Assignee Title
D744805, Dec 15 2014 Sharpener
D909167, Dec 04 2018 2WP International Pty Ltd Sharpening tool
D909168, Dec 04 2018 2WP International Pty Ltd Sharpening tool
Patent Priority Assignee Title
4418588, Mar 01 1982 Sharpening device for single edge type cutting blades
4599919, Feb 27 1984 Sharpening device
5291805, Jul 06 1992 Locan Properties, LLC Sharpening and deburring tool
5488885, Aug 04 1994 Locan Properties, LLC Sharpening and deburring tool with blade guide
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
20110009040,
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
D387262, Jan 16 1996 Locan Properties, LLC Sharpening and deburring tool
D394596, Jan 29 1996 Locan Properties, LLC Double ended sharpening and deburring tool
D453290, Mar 16 2001 Knife sharpening tool
D475599, Sep 23 2002 Knife sharpener
D487691, Apr 21 2003 Knife sharpener
D551531, Mar 15 2006 MR BAR-B-Q PRODUCTS LLC Knife sharpener
D569703, May 31 2006 Knife grinder
D570179, May 19 2006 Locan Properties, LLC Hand-held sharpener device
D646140, Aug 17 2010 MR BAR-B-Q PRODUCTS LLC Cutlery sharpener
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 05 2012EZE-LAP Diamond Products, Inc.(assignment on the face of the patent)
Nov 15 2012JOHNSON, RALPH L EZE-LAP DIAMOND PRODUCTS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0293320538 pdf
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