Patent
   D933306
Priority
Aug 09 2019
Filed
Dec 02 2019
Issued
Oct 12 2021
Expiry
Oct 12 2036
Assg.orig
Entity
unknown
3
26
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.

The portions of the welding helmet shown in broken lines form no part of the claimed design.

Jia, Weidong

Patent Priority Assignee Title
D967545, Jul 30 2020 Illinois Tool Works Inc. Face shield
ER6820,
ER9548,
Patent Priority Assignee Title
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//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 02 2019Jiangsu 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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