Patent Assignment
Reel/Frame 040402/0599
Assignment of Assignor's Interest
Recorded: 2016-11-22
Pages: 8
Assignors
PAN, JIUPING
Executed: 2016-11-07
QI, LI
Executed: 2016-11-16
JIANG, HONGBO
Executed: 2016-11-17
Assignee
ABB SCHWEIZ AG
BROWN BOVERI STRASSE 6, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Direct Current Transmission System and Method
Patent:
9,819,188 →
Application:
15/358,814 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →