Patent Assignment
Reel/Frame 050044/0453
Assignment of Assignor's Interest
Recorded: 2019-08-14
Pages: 3
Assignors
NAIDU, OBBALAREDDI DEMUDU
Executed: 2019-07-30
GEORGE, NEETHU
Executed: 2019-07-19
SRIVASTAVA, SACHIN
Executed: 2019-07-30
Assignee
ABB SCHWEIZ AG
BROWN BOVERI STRASSE 6, BADEN, CH-5400, SWITZERLAND
Covered Property
(1)
Travelling Wave Based Method for Locating a Fault in a Transmission Line and Device Therefor
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 065548/0905 →