Patent Assignment
Reel/Frame 057322/0666
Assignment of Assignor's Interest
Recorded: 2021-08-26
Pages: 4
Assignors
NAIDU, OBBALAREDDI DEMUDU
Executed: 2018-07-26
YALLA, PREETHAM VENKAT
Executed: 2018-07-26
PRADHAN, VEDANTA
Executed: 2018-07-26
KUBAL, NANDKISHOR
Executed: 2018-07-26
SRIVASTAVA, SACHIN
Executed: 2018-07-31
Assignee
ABB SCHWEIZ AG
BRUGGERSTRASSE 66, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Accelerated Zone-2 Protection for Transmission Lines
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 31, 2021
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 057338/0098 →
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 065548/0905 →