IP Library › Assignment 023063/0209
Patent Assignment
Reel/Frame 023063/0209

Assignment of Assignor's Interest

Recorded: 2009-08-06 Pages: 3
Assignor
BOHNERT, KLAUS
Executed: 2009-06-22
Assignee
ABB RESEARCH LTD
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property (1)
Optical Voltage Sensor
Patent: 7,911,196 →
Application: 12/488,746 →
Publication: US 2009/0289617
Related Assignments (3)
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 →
Change of Name Dec 31, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058666/0540 →