Knife sharpener

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Description

FIG. 1 is a perspective view of an embodiment of the present invention.

FIG. 2 is a front view of an embodiment of the present invention.

FIG. 3 is a left side view of an embodiment of the present invention.

FIG. 4 is a back view of an embodiment of the present invention.

FIG. 5 is a right side view of an embodiment of the present invention.

FIG. 6 is a top view of an embodiment of the present invention; and,

FIG. 7 is a bottom view of an embodiment of the present invention.

The broken lines shown in the drawings indicate structure and features which form no part of the claimed design.

The invention pertains to an ornamental design for an article of manufacture, which can be scaled to different sizes.

Claims

The ornamental design for an knife sharpener, as shown.

Referenced Cited
U.S. Patent Documents
D276884 December 25, 1984 Carter
D277166 January 15, 1985 Call
4494340 January 22, 1985 Carter
D304153 October 24, 1989 Reichow
D499004 November 30, 2004 Smith
D575130 August 19, 2008 Smith
D654342 February 21, 2012 Cavanaugh, Jr.
D680845 April 30, 2013 Smith
D760573 July 5, 2016 Wang
D863822 October 22, 2019 Chen
D863921 October 22, 2019 Chalfant
D867096 November 19, 2019 Chalfant
Foreign Patent Documents
142214 April 2012 CA
001915612-0001 November 2011 EP
Other references
  • Product Listing for “2-Step Knife Sharpener,” https://www.smithsproducts.com/2-step-knife-sharpener (last accessed: Oct. 4, 2018).
Patent History
Patent number: D877593
Type: Grant
Filed: Oct 25, 2018
Date of Patent: Mar 10, 2020
Assignee: Smith's Consumer Products, Inc. (Hot Springs, AR)
Inventors: Louis Chalfant (Hot Springs, AR), Ricky L. Dukes (Knoxville, TN)
Primary Examiner: Philip S Hyder
Application Number: 29/667,924
Classifications
Current U.S. Class: D8/93