Patent Assignment
Reel/Frame 018007/0696
Assignment of Assignor's Interest
Recorded: 2006-05-17
Pages: 3
Assignee
ABB TECHNOLOGY AG
AFFOLTERNSTRASSE 44, CH-8050 ZUNCH, SWITZERLAND
Covered Property
(1)
Igbt Cathode Design with Improved Safe Operating Area Capability
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 040800/0327 →
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: 040800 Frame: 0327. Assignor(S) Hereby Confirms the Merger.
May 11, 2022
From: ABB TECHNOLOGY AG
To: ABB SCHWEIZ AG
Reel/Frame 059928/0069 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →