IP Library › Assignment 056256/0377
Patent Assignment
Reel/Frame 056256/0377

Assignment of Assignor's Interest

Recorded: 2021-05-17 Pages: 4
Assignors
GRADINGER, THOMAS
Executed: 2021-02-25
WUNSCH, BERNHARD
Executed: 2021-02-24
Assignee
ABB POWER GRIDS SWITZERLAND AG
BRUGGERSTRASSE 72, BADEN, 5400, SWITZERLAND
Covered Property (1)
Medium Frequency Transformer
Application: 17/278,914 →
Publication: US 2021/0398741
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 17, 2021
From: DROFENIK, UWE
To: ABB SCHWEIZ AG
Reel/Frame 056256/0298 →
Assignment of Assignor's Interest May 17, 2021
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 056256/0341 →
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 →