Hammer

Youngren April 17, 2

Patent Grant D540646

U.S. patent number D540,646 [Application Number D/236,688] was granted by the patent office on 2007-04-17 for hammer. This patent grant is currently assigned to Estwing Manufacturing Company. Invention is credited to Robert H. Youngren.


United States Patent D540,646
Youngren April 17, 2007

Hammer

Claims

CLAIM The ornamental design for a hammer, as shown and described.
Inventors: Youngren; Robert H. (Rockford, IL)
Assignee: Estwing Manufacturing Company (Rockford, IL)
Appl. No.: D/236,688
Filed: August 19, 2005

Related U.S. Patent Documents

Application Number Filing Date Patent Number Issue Date
29204735 May 3, 2004 D521342

Current U.S. Class: D8/78
Current International Class: 0802
Field of Search: ;D8/75,76,77,78,79,80,88,89 ;81/20,21,22,23,24,25 ;7/143,146

References Cited [Referenced By]

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Other References

Harkins et al., U.S. Appl. No. 29/159,356, filed Apr. 18, 2002. cited by other .
Harkins et al., U.S. Appl. No. 29/159,383, filed Apr. 19, 2002. cited by other .
Knowlton et al., "Ulnar Deviation and Short-Term Strength Reductions as Affected by a Curve-Handled Ripping Hammer and a Conventional Claw Hammer," Ergonomics, 26 (2), 173-179 (1983). cited by other .
Konz, "Bent Hammer Handles," Human Factors, 28 (3), 317-323 (1986). cited by other .
"RIDGID Robohammer.RTM.," in Woodworking Tools for a Lifetime, Web page: http://www.ridgidwoodworking.com/products_robohammer.phtml (1998-2002). cited by other.

Primary Examiner: Hyder; Philip S.
Attorney, Agent or Firm: Gardner Carton & Douglas LLP

Description



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

FIG. 2 is a rear perspective view of the hammer;

FIG. 3 is a front elevation view of the hammer;

FIG. 4 is a rear elevation view of the hammer;

FIG. 5 is a right side elevation view of the hammer, the left side elevation being a mirror image thereof;

FIG. 6 is a top plan view of the hammer;

FIG. 7 is a bottom plan view of the hammer; and,

FIG. 8 is a front perspective view of the hammer, wherein the broken line showing of the hammer grip is for illustrative purposes only and forms no part of the claimed embodiment. The broken lines immediately adjacent the shaded areas represent the bounds of the claimed design while all other broken lines are directed to environment and are for illustrative purposes only; the broken lines form no part of the claimed design.

* * * * *

References


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