Patent
   D774701
Priority
Feb 09 2015
Filed
Feb 09 2015
Issued
Dec 20 2016
Expiry
Dec 20 2030
Assg.orig
Entity
unknown
9
8
n/a
The ornamental design for a welding helmet, as shown and described.

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

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof; and,

FIG. 8 is another perspective view thereof.

The broken lines depict portions of the welding helmet that form no part of the claimed design.

Yang, Zhao Lin

Patent Priority Assignee Title
D788988, Nov 26 2015 Ningbo Geostar Photoelectric Technology Co., Ltd. Welding helmet
D788989, Dec 01 2015 Ningbo Geostar Photoelectric Technology Co., Ltd.; NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welding helmet
D833683, Jun 26 2017 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welders' mask
D857303, Jun 26 2017 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welders' mask
D916383, Jul 02 2018 TECMEN ELECTRONICS CO , LTD Welding helmet
D927789, Aug 09 2019 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
D927791, Sep 06 2019 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
D933306, Aug 09 2019 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
ER7413,
Patent Priority Assignee Title
8806662, Jun 27 2007 Otos Tech Co., Ltd. Welding helmet with protection cover for cartridge
8826464, Sep 29 2011 TECMEN ELECTRONICS CO , LTD Filter holding system for welding mask
D584858, Aug 08 2007 Welding helmet
D654225, Jul 22 2011 TECMEN ELECTRONICS CO , LTD Welding helmet
D668327, Nov 04 2010 Scott Health & Safety LTD Breathing mask
D669227, May 03 2011 Welding helmet
D677436, Mar 10 2010 3M Innovative Properties Company Welding helmet feature contour
D700402, Jul 16 2013 Ningbo Geostar Electronics Co., Ltd. Welding helmet
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Feb 09 2015YANG, ZHAO LINNINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0402330922 pdf
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