IP Library › Assignment 047146/0461
Patent Assignment
Reel/Frame 047146/0461

Assignment of Assignor's Interest

Recorded: 2018-10-12 Pages: 2
Assignor
OPTREL AG
Executed: 2018-10-08
Assignee
OPTREL HOLDING AG
SANDGRUBE 29, APPENZELL, 9050, SWITZERLAND
Covered Properties (3)
Protection Device for a Welder
Patent: 9,610,198 →
Application: 14/859,418 →
Publication: US 2016/0081856
Electro-Optical Glare-Protection Filter with a Liquid Crystal Cell Being a Fringe-Field Switching Cell for a Welder Protection Device
Application: 15/538,304 →
Publication: US 2017/0360612
Sunglasses with a Sun Protection Filter
Application: 15/621,134 →
Publication: US 2017/0357108
Related Assignments (3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 21, 2015
From: HOFER-KRANER, RAMON; KELLER, LEO
To: OPTREL AG
Reel/Frame 036640/0823 →
Assignment of Assignor's Interest Aug 25, 2017
From: HOFER KRANER, RAMON, DR.; ESPOSITO, MARTIN; BLOECHLINGER, DANIEL
To: OPTREL AG
Reel/Frame 043401/0588 →
Assignment of Assignor's Interest Oct 19, 2017
From: KELLER, LEO; ESPOSITO, MARTIN
To: OPTREL AG
Reel/Frame 043903/0518 →