IP Library › Assignment 028437/0957
Patent Assignment
Reel/Frame 028437/0957

Assignment of Assignor's Interest

Recorded: 2012-06-25 Pages: 3
Assignor
FISCHER DE TOLEDO, PAULO
Executed: 2012-06-17
Assignee
ABB TECHNOLOGY AG
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property (1)
Controlling an Inverter Device of a High Voltage Dc System for Supporting an Ac System
Patent: 8,830,712 →
Application: 13/378,947 →
Publication: US 2012/0250371
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Nov 15, 2016
From: ABB TECHNOLOGY LTD.
To: ABB SCHWEIZ AG
Reel/Frame 040621/0902 →
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 →
Corrective Assignment to Correct the Conveying Party Name Previously Recorded at Reel: 040621 Frame: 0902. Assignor(S) Hereby Confirms the Merger. May 11, 2022
From: ABB TECHNOLOGY AG
To: ABB SCHWEIZ AG
Reel/Frame 060385/0907 →
Merger Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →