Patent Assignment
Reel/Frame 045715/0943
Assignment of Assignor's Interest
Recorded: 2018-05-04
Pages: 3
Assignors
NYBERG, SÖREN
Executed: 2015-10-22
JIA, YIFAN
Executed: 2015-10-16
JIANG-HAFNER, YING
Executed: 2015-10-16
Assignee
ABB TECHNOLOGY LTD
AFFOLTERNSTRASSE 44, CH-8050 ZURICH, SWITZERLAND
Covered Property
(1)
Method And Arrangement For Facilitating Clearing Of A Pole Fault And Isolation Of A Faulted Pole In A Power Transmission System
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
May 15, 2018
From: ABB TECHNOLOGY LTD
To: ABB SCHWEIZ AG
Reel/Frame 045804/0849 →
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 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →