PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D833683
|
Priority
Jun 26 2017
|
Filed
Jun 26 2017
|
Issued
Nov 13 2018
|
Expiry
Nov 13 2033
|
|
Assg.orig
|
|
Entity
unknown
|
6
|
8
|
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; and,
FIG. 8 is another perspective view thereof.
Yang, Zhaolin, Zhou, Jianrong, Wang, Rongjiang
Patent |
Priority |
Assignee |
Title |
D637353, |
Mar 16 2010 |
|
Welding helmet |
D669227, |
May 03 2011 |
|
Welding helmet |
D774701, |
Feb 09 2015 |
NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD |
Welding helmet |
D775427, |
Apr 26 2013 |
YUNNAN OUTAI SCIENCE AND TRADE CO , LTD |
Welding helmet |
D788988, |
Nov 26 2015 |
Ningbo Geostar Photoelectric Technology Co., Ltd. |
Welding helmet |
D788991, |
Jul 30 2016 |
RPB SAFETY, LLC |
Welding visor |
D793626, |
Apr 14 2016 |
NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD |
Welding helmet |
D796118, |
Apr 29 2016 |
NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD |
Welders' mask |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a