IP Library › Assignment 045916/0474
Patent Assignment
Reel/Frame 045916/0474

Assignment of Assignor's Interest

Recorded: 2018-05-29 Pages: 5
Assignors
TUCKEY, ANDREW
Executed: 2018-04-04
WALTON, SIMON
Executed: 2018-03-28
Assignee
ABB SCHWEIZ AG
BROWN BOVERI STRASSE 6, CH-5400 BADEN, SWITZERLAND
Covered Property (1)
Method And Control System For Controlling A Power Converter
Application: 15/908,231 →
Publication: US 2018/0269819
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 20, 2023
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG; ABB SCHWEIZ AG
Reel/Frame 062741/0403 →
Change of Name Feb 24, 2023
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 062865/0029 →
Merger Sep 9, 2024
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 068905/0969 →