Patent
   D955656
Priority
May 12 2020
Filed
Jul 28 2020
Issued
Jun 21 2022
Expiry
Jun 21 2037
Assg.orig
Entity
unknown
4
8
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 rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Jia, Weidong

Patent Priority Assignee Title
D972783, Oct 26 2020 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
D985851, May 12 2021 Welding helmet
ER6820,
ER9548,
Patent Priority Assignee Title
6552316, Dec 29 1998 OTOS TECH CO , LTD Glare protecting device utilizing both optical and non-optical detectors and method of controlling thereof
D310276, Jul 21 1988 Optrel AG Welding mask
D393933, Apr 10 1996 Otos Optical Co., Ltd. Welding mask
D481832, Oct 04 2002 OTOS OPTICAL CO , LTD Welding mask
D540989, Aug 31 2005 Otos Tech Co., Ltd.; OTOS TECH CO , LTD Welding mask
D793007, Feb 24 2016 NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Welding helmet
D877421, Jan 17 2019 Black & Decker, Inc. Welding mask
D927790, Sep 06 2019 JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD Welding helmet
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 28 2020Jiangsu Meixin Optoelectronics Technology Co., Ltd.(assignment on the face of the patent)
Jun 10 2021JIA, WEIDONG JIANGSU MEIXIN OPTOELECTRONICS TECHNOLOGY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0564930124 pdf
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