Patent
   D700402
Priority
Jul 16 2013
Filed
Jul 16 2013
Issued
Feb 25 2014
Expiry
Feb 25 2028
Assg.orig
Entity
unknown
16
14
n/a
The ornamental design for a welding helmet, as shown.

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.

Zhou, Jianrong

Patent Priority Assignee Title
D728163, Aug 31 2014 Ningbo Geostar Electronics Co., Ltd.; NINGBO GEOSTAR 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
D753345, Oct 21 2015 Ningbo Geostar Photoelectric Technology Co., Ltd. Weld cap
D756569, Aug 06 2015 Ningbo Geostar Photoelectric Technology Co., Ltd. Weld cap
D770097, Dec 14 2013 Welding helmet with adjustable fans
D774701, Feb 09 2015 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welding helmet
D775427, Apr 26 2013 YUNNAN OUTAI SCIENCE AND TRADE CO , LTD Welding helmet
D918483, Oct 26 2018 3M Innovative Properties Co.; 3M Innovative Properties Company User interface for a welding helmet
D927082, Aug 09 2019 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
D957064, Oct 26 2018 3M Innovative Properties Company User interface for a welding helmet
ER1634,
ER4025,
ER5461,
ER610,
Patent Priority Assignee Title
20070079417,
20080060102,
D527849, Feb 09 2005 Otos Tech Co., Ltd.; OTOS TECH CO , LTD Welding mask
D530864, Feb 09 2005 Otos Tech Co., Ltd.; OTOS TECH CO , LTD Welding mask
D540989, Aug 31 2005 Otos Tech Co., Ltd.; OTOS TECH CO , LTD Welding mask
D584858, Aug 08 2007 Welding helmet
D586956, Mar 31 2008 Otos Tech Co., Ltd. Welding mask
D628750, Jul 24 2009 Welding helmet having an automatic lighting system
D636129, Jan 12 2010 Wuxi Yincheng Technology Co., Ltd. Light shielding 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
D669227, May 03 2011 Welding helmet
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 05 2013ZHOU, JIANRONGNINGBO GEOSTAR ELECTRONICS CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0317010645 pdf
Jul 16 2013Ningbo Geostar Electronics Co., Ltd.(assignment on the face of the patent)
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