Patent Assignment
Reel/Frame 056788/0826
Assignment of Assignor's Interest
Recorded: 2021-07-08
Pages: 3
Assignors
WANG, JIANPING
Executed: 2020-01-07
SHI, ZHANPENG
Executed: 2020-01-07
LI, YOUYI
Executed: 2020-01-07
Assignee
ABB POWER GRIDS SWITZERLAND AG
BRUGGERSTRASSE 72, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Differential Protection of a Transmission Line
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Dec 31, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058601/0692 →
Merger
Oct 5, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD.
Reel/Frame 065132/0269 →
Corrective Assignment to Correct the Name of Assignee Previously Recorded on Reel 065132 Frame 0269. Assignor(S) Hereby Confirms the Commercial Register.
Oct 30, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 071218/0796 →