Welding helmet frame

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Description

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

FIG. 2 is a right side view thereof, the left side being a mirror image;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines form no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
D398421 September 15, 1998 Crafoord et al.
D517745 March 21, 2006 Lee et al.
D524992 July 11, 2006 Belin et al.
D525395 July 18, 2006 Fridholm et al.
D526097 August 1, 2006 Lilenthal et al.
D539988 April 3, 2007 Crafoord et al.
D565800 April 1, 2008 Wang
Patent History
Patent number: D584009
Type: Grant
Filed: Jan 31, 2008
Date of Patent: Dec 30, 2008
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventor: Oskar E. Juhlin (Gustavsberg)
Primary Examiner: Ruth McInroy
Attorney: Anna A. Wetzels
Application Number: 29/303,055
Classifications
Current U.S. Class: Element Or Attachment (D29/122)