Patent Assignment
Reel/Frame 023950/0269
Assignment of Assignor's Interest
Recorded: 2010-02-18
Pages: 3
Assignor
ABB SCHWEIZ AG
Executed: 2010-02-10
Assignee
ABB TECHNOLOGY AG
AFFOLTERNSTRASSE 44, ZURICH, 8050, SWITZERLAND
Covered Property
(1)
Semiconductor Element and Method of Manufacture
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Apr 12, 2004
From: ASEA BROWN BOVERI AG
To: ABB SCHWEIZ HOLDING AG
Reel/Frame 014510/0847 →
Assignment of Assignor's Interest
Dec 9, 2004
From: ABB SCHWEIZ HOLDING AG
To: ABB SCHWEIZ AG
Reel/Frame 015442/0685 →
Assignment of Assignor's Interest
Apr 24, 2006
From: ABB SCHEIZ AG
To: SEMIKRON ELEKTRONIC GMBH & CO., KG
Reel/Frame 018515/0014 →
Assignment of Assignor's Interest
Feb 18, 2010
From: SEMIKRON ELEKTRONIK GMBH & CO. KG
To: ABB SCHWEIZ AG
Reel/Frame 023950/0266 →
Assignment of Assignor's Interest
Mar 6, 2020
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 052916/0001 →