Patent
   D916383
Priority
Jul 02 2018
Filed
Dec 12 2018
Issued
Apr 13 2021
Expiry
Apr 13 2036
Assg.orig
Entity
unknown
4
37
n/a
The ornamental design for a welding helmet, as shown and described.

FIG. 1 is a front perspective view of a welding helmet showing my new design;

FIG. 2 is a front elevation view of the welding helmet of FIG. 1;

FIG. 3 is a rear elevation view of the welding helmet of FIG. 1;

FIG. 4 is a right side view of the welding helmet of FIG. 1;

FIG. 5 is a left side view of the welding helmet of FIG. 1;

FIG. 6 is a top view of the welding helmet of FIG. 1; and,

FIG. 7 is a bottom view of the welding helmet of FIG. 1.

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

Wu, Ziqian

Patent Priority Assignee Title
ER1634,
ER4025,
ER5461,
ER610,
Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 12 2018Tecmen Electronics Co., Ltd.(assignment on the face of the patent)
Dec 25 2018WU, ZIQIANTECMEN ELECTRONICS CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0478960263 pdf
Mar 20 2023TECMEN ELECTRONICS CO , LTD TECMEN ELECTRONICS CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0633530937 pdf
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