Patent Assignment
Reel/Frame 031200/0578
Assignment of Assignor's Interest
Recorded: 2013-09-10
Pages: 12
Assignors
BERGGREN, BERTIL
Executed: 2013-07-30
HAFNER, JURGEN
Executed: 2013-08-01
JUHLIN, LARS-ERIK
Executed: 2013-08-01
LINDEN, KERSTIN
Executed: 2013-07-31
ZHANG, LIDONG
Executed: 2013-07-30
Assignee
ABB TECHNOLOGY AG
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property
(1)
Current Limitation System for Limiting the Effects of a Fault in a Dc Grid and a Method of Operating a Current Limitation System
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 040622/0076 →
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 "Abb Technology Ltd. Should Read "Abb Technology Ag" Previously Recorded at Reel: 040622 Frame: 0076. Assignor(S) Hereby Confirms the Merger.
Sep 9, 2022
From: ABB TECHNOLOGY AG
To: ABB SCHWEIZ AG
Reel/Frame 061404/0879 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →