Patent Assignment
Reel/Frame 005439/0528
Assignment of Assignors Interest.
Recorded: 1990-09-19
Pages: 2
Assignee
BBC BROWN BOVERI AG, A CORP. OF SWITZERLAND
CH-5401 BADEN, SWITZERLAND
Covered Property
(1)
Compressed-Air Breaker
Patent:
4,973,806 →
Application:
07/261,849 →
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 →