Patent Assignment
Reel/Frame 009277/0019
Assignment of Assignor's Interest
Recorded: 1998-05-22
Pages: 2
Assignee
ABB MANAGEMENT AG
CH-5401 BADEN, SWITZERLAND
Covered Property
(1)
Partial-Discharge Measuring Device
Patent:
5,804,972 →
Application:
08/587,531 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 14, 1997
From: ABB MANAGEMENT AG
To: ASEA BROWN BOVERI AG
Reel/Frame 008322/0246 →
Change of Name
Jun 25, 2002
From: ASEA BROWN BOVERI AG
To: ABB SCHWEIZ HOLDING AG
Reel/Frame 013000/0190 →
Merger
Apr 22, 2005
From: ABB SCHWEIZ HOLDING AG
To: ABB ASEA BROWN BOVERI LTD.
Reel/Frame 016145/0053 →
Assignment of Assignor's Interest
Apr 22, 2005
From: ABB ASEA BROWN BOVERI LTD.
To: ABB SCHWEIZ AG
Reel/Frame 016145/0062 →