Patent
   D955655
Priority
May 12 2020
Filed
Jul 28 2020
Issued
Jun 21 2022
Expiry
Jun 21 2037
Assg.orig
Entity
unknown
4
6
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
20210378868,
D310276, Jul 21 1988 Optrel AG Welding mask
D517744, Nov 12 2004 3M Innovative Properties Company Side portion of a welding helmet
D540989, Aug 31 2005 Otos Tech Co., Ltd.; OTOS TECH CO , LTD Welding mask
D921991, Jun 21 2019 OTOS WING.CO., LTD. Welder's helmet
D926386, Jan 19 2020 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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