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FIG. 1 is a perspective view of a hammer showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side evaluation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Wherein the broken line in the Figures are for environmental purposes only and form no part of the claimed design.


The ornamental design for a hammer, as shown and described.

Referenced Cited
U.S. Patent Documents
2960133 November 1960 Shepherd, Jr.
3712284 January 1973 Porter
D318998 August 13, 1991 Osborne
D478265 August 12, 2003 Chen
D522340 June 6, 2006 Hung
D601398 October 6, 2009 Youngren et al.
Other references
  • Estwing Bricklayer Hammer-Wooden Handle. http://www.estwing.com/bbricklayerhammer.php Downloaded Sep. 29, 2012.
Patent History
Patent number: D672218
Type: Grant
Filed: Aug 25, 2011
Date of Patent: Dec 11, 2012
Assignee: Estwing Manufacturing Company (Rockford, IL)
Inventors: Robert H. Youngren (Stillman Valley, IL), Daniel M. Eisman (Rockford, IL)
Primary Examiner: Philip S Hyder
Assistant Examiner: Roselynne Cody
Attorney: Quarles & Brady LLP
Application Number: 29/400,300
Current U.S. Class: D8/78