Patent
   D584007
Priority
Nov 15 2007
Filed
Nov 15 2007
Issued
Dec 30 2008
Expiry
Dec 30 2022
Assg.orig
Entity
unknown
14
13
n/a
The ornamental design for a top portion of a welding helmet, as shown and described.

FIG. 1 is a perspective view, showing the new design for a top portion of a welding helmet;

FIG. 2 is a front view of the welding helmet of FIG. 1;

FIG. 3 is a rear view of the welding helmet of FIG. 1;

FIG. 4 is a left side view of the welding helmet of FIG. 1, the right side view being a mirror image thereof;

FIG. 5 is a top view of the welding helmet of FIG. 1; and,

FIG. 6 is a bottom view of the welding helmet of FIG. 1.

The details shown in broken lines form no part of the claimed design.

Juhlin, Oskar E.

Patent Priority Assignee Title
D597709, Nov 15 2007 3M Innovative Properties Company Protective plate for a welding filter in a welding helmet
D604911, Nov 15 2007 3M Innovative Properties Company Protective plate for a welding filter in a welding helmet
D616155, Nov 25 2007 3M Innovative Properties Company Protective plate for a welding filter in a welding helmet
D666778, Mar 10 2010 3M Innovative Properties Company Welding helmet feature contour
D667173, Mar 10 2010 3M Innovative Properties Company Welding helmet
D667591, Mar 10 2010 3M Innovative Properties Company Side portion of a welding helmet
D668001, Mar 10 2010 3M Innovative Properties Company Front opening frame of a welding helmet
D674150, Mar 10 2010 3M Innovative Properties Company Welding helmet
D677436, Mar 10 2010 3M Innovative Properties Company Welding helmet feature contour
D735951, Aug 28 2014 3M Innovative Properties Company Welding helmet
ER1634,
ER4025,
ER5461,
ER610,
Patent Priority Assignee Title
D393933, Apr 10 1996 Otos Optical Co., Ltd. Welding mask
D394732, Apr 10 1996 Otos Optical Co. Ltd. Welding mask
D398421, Dec 12 1995 3M Innovative Properties Company Protective helmet
D517745, Nov 12 2004 3M Innovative Properties Company Chin portion of welding helmet visor
D524992, Aug 09 2005 ERGONOMIDESIGN AB Pair of welding helmet visor flanges
D525395, Aug 09 2005 ERGONOMIDESIGN AB Welding helmet lens frame
D526097, Aug 09 2005 ERGONOMIDESIGN AB Side portion of a welding helmet
D532560, Aug 09 2005 ERGONOMIDESIGN AB Side portion of a welding helmet
D532939, Aug 09 2005 ERGONOMIDESIGN AB Top portion of a welding helmet
D533313, Aug 09 2005 ERGONOMIDESIGN AB Ear portion of a welding helmet
D540990, Aug 31 2005 Otos Tech Co., Ltd.; OTOS TECH CO , LTD Welding mask
D553802, Oct 20 2006 OTOS TECH CO , LTD Welding mask
D565800, Dec 05 2006 Welding helmet
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 15 20073M Innovative Properties Company(assignment on the face of the patent)
Jan 11 2008JUHLIN, OSKAR E 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0203880420 pdf
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