Welders' mask
Description
Claims
The ornamental design for a welders' mask, as shown.
Referenced Cited
U.S. Patent Documents
D835352 | December 4, 2018 | Ambring |
D873498 | January 21, 2020 | Yang |
D877421 | March 3, 2020 | Francis |
D885682 | May 26, 2020 | Jia |
20180110656 | April 26, 2018 | Ambring |
Patent History
Patent number: D923879
Type: Grant
Filed: Apr 3, 2019
Date of Patent: Jun 29, 2021
Inventors: Zhaolin Yang (Zhejiang), Jianrong Zhou (Zhejiang), Rongjiang Wang (Zhejiang), Ziyang Zhou (Zhejiang)
Primary Examiner: Robert A Delehanty
Application Number: 29/686,215
Type: Grant
Filed: Apr 3, 2019
Date of Patent: Jun 29, 2021
Inventors: Zhaolin Yang (Zhejiang), Jianrong Zhou (Zhejiang), Rongjiang Wang (Zhejiang), Ziyang Zhou (Zhejiang)
Primary Examiner: Robert A Delehanty
Application Number: 29/686,215
Classifications
Current U.S. Class:
Including Transparent Eye Shield (e.g., Welder's Mask, Glare Shield) (D29/110)