Patent Assignment
Reel/Frame 059650/0503
Change of Name
Recorded: 2022-04-20
Pages: 10
Assignor
ABB POWER GRIDS SWITZERLAND AG
Executed: 2021-10-06
Assignee
HITACHI ENERGY SWITZERLAND AG
BRUGGERSTRASSE 72, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Protection of a Surge Arrester with a Better Protection Against Failure from Thermal Overload in Case of a Temporary Overvoltage in an Electrical Grid Line
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 20, 2022
From: BOESE, RONALD; ANTELO, JOEL; GARIBOLDI, NICOLA; MUGWYLER, REMO
To: ABB SCHWEIZ AG
Reel/Frame 059650/0332 →
Assignment of Assignor's Interest
Apr 20, 2022
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 059650/0422 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →