Welding helmet

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Description

FIG. 1 is a perspective view of a welding helmet showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Claims

The ornamental design for a welding helmet, as shown and described.

Referenced Cited
U.S. Patent Documents
D398421 September 15, 1998 Crafoord et al.
D443394 June 5, 2001 Martin et al.
D524991 July 11, 2006 Martin et al.
D553802 October 23, 2007 Huh
D565800 April 1, 2008 Wang
D565801 April 1, 2008 Curci et al.
D585604 January 27, 2009 Martin
D586051 February 3, 2009 Martin et al.
D586956 February 17, 2009 Huh
D594600 June 16, 2009 Huh
20070079417 April 12, 2007 Huh
Patent History
Patent number: D637353
Type: Grant
Filed: Mar 16, 2010
Date of Patent: May 3, 2011
Inventor: Xuegang Wang (Taian)
Primary Examiner: Ruth McInroy
Attorney: Hanley, Flight & Zimmerman, LLC
Application Number: 29/357,716