IP Library › Assignment 043726/0450
Patent Assignment
Reel/Frame 043726/0450

Assignment of Assignor's Interest

Recorded: 2017-09-28 Pages: 5
Assignors
HEROLD, SIMON
Executed: 2017-07-03
BUCHMANN, BEAT
Executed: 2017-07-03
Assignee
ABB SCHWEIZ AG
BROWN BOVERI STRASSE 6, BADEN, 5400, SWITZERLAND
Covered Property (1)
Standby and Charging of Modular Multilevel Converters
Application: 15/617,583 →
Publication: US 2017/0271997
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 15, 2021
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 055589/0769 →
Change of Name Dec 31, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058666/0540 →
Merger Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →