|
The ornamental design for a flip-up auto darkening welding helmet, as shown and described.
|
|||||||||||||||||
The broken lines shown in the drawings represent portions of the flip-up auto darkening welding helmet that form no part of the claimed design.
| Patent | Priority | Assignee | Title |
| D851841, | Mar 23 2018 | Lincoln Global, Inc | Shield holder frame |
| D895104, | Sep 01 2018 | RPB SAFETY, LLC | Visor for helmet respirator |
| D916383, | Jul 02 2018 | TECMEN ELECTRONICS CO , LTD | Welding helmet |
| D942699, | Jul 23 2019 | Esab AB | Helmet |
| ER1634, | |||
| ER4025, | |||
| ER5461, | |||
| ER610, |
| Patent | Priority | Assignee | Title |
| D398421, | Dec 12 1995 | 3M Innovative Properties Company | Protective helmet |
| D521190, | Dec 21 2004 | HARBOR FREIGHT TOOLS USA, INC | Welding helmet |
| D654224, | Jul 22 2011 | TECMEN ELECTRONICS CO , LTD | Welding helmet |
| D654225, | Jul 22 2011 | TECMEN ELECTRONICS CO , LTD | Welding helmet |
| D654226, | Jul 22 2011 | TECMEN ELECTRONICS CO , LTD | Welding helmet |
| D654634, | Jul 22 2011 | TECMEN ELECTRONICS CO , LTD | Welding helmet |
| D668001, | Mar 10 2010 | 3M Innovative Properties Company | Front opening frame of a welding helmet |
| D677436, | Mar 10 2010 | 3M Innovative Properties Company | Welding helmet feature contour |
| D732746, | Jun 05 2013 | TECMEN ELECTRONICS CO , LTD | Welding helmet |
| D734558, | Dec 16 2013 | TECMEN ELECTRONICS CO , LTD | Welding helmet |
| D774702, | Aug 26 2014 | SATA GmbH & Co. KG; SATA GMBH & CO KG | Respirator helmet |
| D796118, | Apr 29 2016 | NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD | Welders' mask |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Feb 22 2017 | WU, ZIQIAN | TECMEN ELECTRONICS CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 042134 | /0311 | |
| Mar 10 2017 | Tecmen Electronics Co., Ltd. | (assignment on the face of the patent) | / | |||
| Mar 20 2023 | TECMEN ELECTRONICS CO , LTD | TECMEN ELECTRONICS CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 063353 | /0937 |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |