Patent Assignment
Reel/Frame 035640/0966
Assignment of Assignor's Interest
Recorded: 2015-05-14
Pages: 7
Assignors
SUNDARAM, SENTHIL KUMAR
Executed: 2015-03-11
KUMAR, SASI
Executed: 2015-03-23
GOPALAKRISHNAN, VIVEK
Executed: 2015-04-17
WIMMER, WOLFGANG
Executed: 2015-03-12
Assignee
ABB RESEARCH LTD
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property
(1)
Method for Transfer of Control Between Devices in a Substation System and a Device Thereof
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Dec 26, 2019
From: ABB RESEARCH LTD.
To: ABB SCHWEIZ AG
Reel/Frame 051419/0309 →
Assignment of Assignor's Interest
Feb 20, 2023
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG; ABB SCHWEIZ AG
Reel/Frame 062741/0403 →
Change of Name
Feb 24, 2023
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 062865/0029 →
Merger
Sep 9, 2024
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 068905/0969 →