IP Library › Granted Patent US 916,383
Granted Patent S1
US 916,383 · App. 29/673,158 · Granted Apr 13, 2021

Welding helmet

Inventor: Ziqian Wu (Nanjing, CN)
Assignee: Tecmen Electronics Co., Ltd.
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Quick Facts
Patent No.
US 916,383
App. No.
29/673,158
Granted
Apr 13, 2021
Kind
S1
Claims (1)

The ornamental design for a welding helmet, as shown and described.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 17, 2023
From: TECMEN ELECTRONICS CO., LTD.
To: TECMEN ELECTRONICS CO., LTD
Reel/Frame 063353/0937 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 3, 2019
From: WU, ZIQIAN
To: TECMEN ELECTRONICS CO., LTD.
Reel/Frame 047896/0263 →
Priority Claims (1)
CN 201830347845.7 · Jul 2, 2018 · national