Patent
   D637353
Priority
Mar 16 2010
Filed
Mar 16 2010
Issued
May 03 2011
Expiry
May 03 2025
Assg.orig
Entity
unknown
18
11
n/a
The ornamental design for a welding helmet, as shown and described.

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.

Wang, Xuegang

Patent Priority Assignee Title
8826464, Sep 29 2011 TECMEN ELECTRONICS CO , LTD Filter holding system for welding mask
D652577, Dec 03 2010 Seeko International Ltd. Welding helmet
D654224, Jul 22 2011 TECMEN ELECTRONICS CO , LTD Welding helmet
D654225, Jul 22 2011 TECMEN ELECTRONICS CO , LTD Welding helmet
D654226, Jul 22 2011 TECMEN ELECTRONICS CO , LTD Welding helmet
D654634, Jul 22 2011 TECMEN ELECTRONICS CO , LTD Welding helmet
D666365, Oct 26 2010 MENTA PATENT PARTNERS, LLC; MENTA, GREGORY S Face protector
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D728163, Aug 31 2014 Ningbo Geostar Electronics Co., Ltd.; NINGBO GEOSTAR ELECTRONICS CO , LTD Welding helmet
D732746, Jun 05 2013 TECMEN ELECTRONICS CO , LTD Welding helmet
D734557, Dec 14 2013 Welding helmet with adjustable fan
D734558, Dec 16 2013 TECMEN ELECTRONICS CO , LTD Welding helmet
D742075, Jul 07 2014 Ningbo Geostar Electronics Co., Ltd.; NINGBO GEOSTAR ELECTRONICS CO , LTD Welding helmet
D775427, Apr 26 2013 YUNNAN OUTAI SCIENCE AND TRADE CO , LTD Welding helmet
D781507, Mar 04 2016 Otos Wing Co., Ltd.; OTOS WING CO , LTD Sight glass of welding mask
D781508, Mar 04 2016 Otos Wing Co., Ltd.; OTOS WING CO , LTD Sight glass of welding mask
D833683, Jun 26 2017 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welders' mask
D985851, May 12 2021 Welding helmet
Patent Priority Assignee Title
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