Patent
   D775427
Priority
Apr 26 2013
Filed
Apr 26 2013
Issued
Dec 27 2016
Expiry
Dec 27 2030
Assg.orig
Entity
unknown
18
25
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 elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof; and,

FIG. 5 is a top plan view thereof.

The broken lines form no part of the claimed design.

All surfaces not shown form no part of the claimed design.

Zhou, Xinxin

Patent Priority Assignee Title
D788988, Nov 26 2015 Ningbo Geostar Photoelectric Technology Co., Ltd. Welding helmet
D833683, Jun 26 2017 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welders' mask
D834759, Sep 22 2017 3M Innovative Properties Company Grinding visor frame
D834760, Sep 22 2017 3M Innovative Properties Company Front frame
D834762, Sep 22 2017 3M Innovative Properties Company Detachable chin shield
D835353, Sep 22 2017 3M Innovative Properties Company Pivot knob ring for a welding helmet
D840606, Apr 03 2018 3M Innovative Properties Company Grinding protection plate
D853048, Mar 21 2018 3M Innovative Properties Company Scrape guard
D857302, Jun 26 2017 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welders' mask
D857304, Jun 26 2017 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welders' mask
D858000, May 22 2018 Lighted welding helmet
D885678, Jan 27 2019 Jiangsu Meixin Optoelectronics Technology Co., Ltd. Welding mask
D896395, Dec 14 2018 Knee brace massager
D901087, Sep 22 2017 3M Innovative Properties Company Outer shield contour line
D901088, Sep 22 2017 3M Innovative Properties Company Grinding protection plate
D927789, Aug 09 2019 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
D933306, Aug 09 2019 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
D955657, May 12 2020 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
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Jul 02 2013ZHOU, XINXINYUNNAN OUTAI SCIENCE AND TRADE CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0307320053 pdf
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