Patent Assignment
Reel/Frame 042785/0447
Assignment of Assignor's Interest
Recorded: 2017-06-22
Pages: 7
Assignors
DORT, LADISLAV
Executed: 2017-03-16
HOMOLA, JAROSLAV
Executed: 2017-03-16
RADVAN, LADISLAV
Executed: 2017-03-16
Assignee
ABB SCHWEIZ AG
BROWN BOVERI STRASSE 6, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Power Semiconductor Device
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Nov 15, 2016
From: ABB TECHNOLOGY LTD.
To: ABB SCHWEIZ AG
Reel/Frame 040621/0687 →
Assignment of Assignor's Interest
Mar 6, 2020
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 052916/0001 →
Change of Name
Dec 31, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058666/0540 →
Corrective Assignment to Correct the Conveying Party"Abb Technology Ltd." Should Read "Abb Technology Ag" Previously Recorded at Reel: 040621 Frame: 0687. Assignor(S) Hereby Confirms the Merger.
May 10, 2022
From: ABB TECHNOLOGY AG
To: ABB SCHWEIZ AG
Reel/Frame 059940/0764 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →