Patent Assignment
Reel/Frame 053672/0992
Assignment of Assignor's Interest
Recorded: 2020-09-02
Pages: 4
Assignors
LIU, RONGSHENG
Executed: 2019-05-02
BROSIG, GERHARD
Executed: 2019-05-03
SINGHA, SANTANU
Executed: 2019-05-05
CHO, SUNG-WOO
Executed: 2019-05-06
NYBERG, JOHAN
Executed: 2019-05-06
Assignee
ABB SCHWEIZ AG
BROWN BOVERI STRASSE 6, BADEN, CH-5400, SWITZERLAND
Covered Property
(1)
Gel Impregnated Bushing
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 2, 2020
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 053673/0209 →
Change of Name
Dec 31, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058601/0692 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →