Patent Assignment
Reel/Frame 056468/0061
Assignment of Assignor's Interest
Recorded: 2021-06-08
Pages: 6
Assignor
ABB SCHWEIZ AG
Executed: 2019-10-25
Assignee
ABB POWER GRIDS SWITZERLAND AG
BRUGGERSTRASSE 72, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Transformer with a Casting Embedding a Winding Arrangement and Method of Manufacturing a Winding Arrangement for a Transformer
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 8, 2021
From: DROFENIK, UWE
To: ABB SCHWEIZ AG
Reel/Frame 056467/0914 →
Assignment of Assignor's Interest
Jun 8, 2021
From: GRADINGER, THOMAS
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 057049/0384 →
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 065548/0869 →