Patent Assignment
Reel/Frame 051143/0881
Merger
Recorded: 2019-11-27
Pages: 11
Assignor
ABB TECHNOLOGY LTD
Executed: 2016-05-09
Assignee
ABB SCHWEIZ AG
6 BROWN BOVERI STRASSE, BADEN, 5400, SWITZERLAND
Covered Properties
(2)
Method for Fault Location in Electric Power Lines
Load Compensation in Distance Protection of a Three-Phase Power Transmission Line
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 15, 2008
From: BALCEREK, PRZEMYSLAW; FULCZYK, MAREK; ROSOLOWSKI, EUGENIUSZ; IZYKOWSKI, JAN
To: ABB SP.Z.O.O.
Reel/Frame 021239/0001 →
Assignment of Assignor's Interest
May 17, 2010
From: AKKE, MAGNUS; WESTMAN, BJORN; ASHUVUD, HENRIK
To: ABB RESEARCH LTD.; ABB TECHNOLOGY LTD.
Reel/Frame 024396/0176 →
Assignment of Assignor's Interest
Jan 20, 2012
From: ABB SP. ZO.O.
To: ABB TECHNOLOGY AG
Reel/Frame 027565/0104 →
Corrective Assignment to Correct the One Receiving Party Deleted Previously Recorded at Reel: 24396 Frame: 176. Assignor(S) Hereby Confirms the Assignment.
Nov 27, 2019
From: AKKE, MAGNUS; WESTMAN, BJORN; ASHUVUD, HENRIK
To: ABB TECHNOLOGY LTD
Reel/Frame 051143/0973 →
Assignment of Assignor's Interest
Mar 6, 2020
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 052916/0001 →
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 →