Patent Assignment
Reel/Frame 005321/0362
Assignment of Assignors Interest.
Recorded: 1990-06-06
Pages: 2
Assignor
FROMM, WILHELM
Executed: 1989-05-31
Assignee
ASEA BROWN BOVERI LTD., A CORP. OF SWITZERLAND
BADEN, SWITZERLAND
Covered Property
(1)
Method for Protecting an Electric Object to Be Protected
Patent:
4,951,170 →
Application:
07/365,770 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →