Patent
   D793009
Priority
Apr 29 2016
Filed
Apr 29 2016
Issued
Jul 25 2017
Expiry
Jul 25 2032
Assg.orig
Entity
unknown
5
4
n/a
The ornamental design for a welders' mask, as shown.

FIG. 1 is a front elevational view of a welders' mask showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is a second perspective view thereof; and,

FIG. 9 is a perspective view with the window opened.

Yang, Zhaolin

Patent Priority Assignee Title
10231873, Aug 14 2015 Global IP Services, PLLC; NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD Auto darkening mask
D858000, May 22 2018 Lighted welding helmet
D921991, Jun 21 2019 OTOS WING.CO., LTD. Welder's helmet
ER7413,
ER9615,
Patent Priority Assignee Title
D324588, Jun 22 1989 Lens carriage for welding hoods
D446887, Sep 24 1999 OTOS TECH CO , LTD Welding mask
D527849, Feb 09 2005 Otos Tech Co., Ltd.; OTOS TECH CO , LTD Welding mask
D654634, Jul 22 2011 TECMEN ELECTRONICS CO , LTD Welding helmet
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 29 2016YANG, ZHAOLINNINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0426710040 pdf
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