IP Library › Assignment 022022/0994
Patent Assignment
Reel/Frame 022022/0994

Assignment of Assignor's Interest

Recorded: 2008-12-23 Pages: 6
Assignors
BOHNERT, KLAUS
Executed: 2008-10-10
FRANK, ANDREAS
Executed: 2008-10-10
BRANDLE, HUBERT
Executed: 2008-10-10
Assignee
ABB RESEARCH LTD.
AFFOLTERNSTRASSE 44, CH-8050 ZURICH, SWITZERLAND
Covered Property (1)
Fiber-Optic Current Sensor with Polarimetric Detection Scheme
Patent: 7,692,420 →
Application: 12/256,289 →
Publication: US 2009/0039866
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Dec 26, 2019
From: ABB RESEARCH LTD.
To: ABB SCHWEIZ AG
Reel/Frame 051419/0309 →
Assignment of Assignor's Interest Mar 6, 2020
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 052916/0001 →