Blade sharpener

- ACME UNITED CORPORATION
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Description

FIG. 1 is a perspective view of a new and ornamental design for blade sharpener;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a first side elevation view thereof; and,

FIG. 7 is a second side elevation view thereof.

Claims

The ornamental design for a blade sharpener, as shown and described.

Referenced Cited
U.S. Patent Documents
2284168 May 1942 Rickenbacher
4558540 December 17, 1985 Collins
D365008 December 12, 1995 Sparks
D372180 July 30, 1996 Powell
D493684 August 3, 2004 Smith
D597255 July 28, 2009 Wittke-Kothe
D608948 January 26, 2010 Wittke-Kothe
D636249 April 19, 2011 Manchen
D731278 June 9, 2015 Cavanaugh
D804272 December 5, 2017 Chalfant
Patent History
Patent number: D848811
Type: Grant
Filed: Oct 17, 2017
Date of Patent: May 21, 2019
Assignee: ACME UNITED CORPORATION (Fairfield, CT)
Inventors: Stanley A. Watson (Franklin, MA), Richard S. Constantine (Monroe, CT)
Primary Examiner: Philip S Hyder
Application Number: 29/622,351
Classifications
Current U.S. Class: D8/93