Patent Assignment
Reel/Frame 011838/0978
Assignment of Assignor's Interest
Recorded: 2001-05-14
Pages: 5
Assignee
ABB FLAKT AB
S-120 86 STOCKHOLM, SWEDEN
Covered Property
(1)
Method and Device for a Dry Cleasing Plant for Aluminium Reduction Furnaces Exhaust Gas
Patent:
6,726,020 →
Application:
09/787,317 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Apr 20, 2013
From: ABB NORDEN HOLDING AKTIBOLAG
To: ABB PARTICIPATION AB
Reel/Frame 030256/0817 →
Merger
Apr 20, 2013
From: ABB TECHNOLOGY FLB AKTIEBOLAG
To: ABB NORDEN HOLDING AKTIEBOLAG
Reel/Frame 030256/0820 →
Change of Name
Apr 20, 2013
From: ABB FLAKT AKTIEBOLAG
To: ABB TECHNOLOGY FLB AKTIEBOLAG
Reel/Frame 030256/0823 →
Change of Name
Apr 20, 2013
From: ABB PARTICIPATION AB
To: ABB NORDEN HOLDING AB
Reel/Frame 030257/0010 →
Assignment of Assignor's Interest
Apr 26, 2013
From: ABB NORDEN HOLDING AB
To: ALSTOM TECHNOLOGY LTD
Reel/Frame 030297/0310 →
Change of Name
Aug 17, 2016
From: ALSTOM TECHNOLOGY LTD
To: GENERAL ELECTRIC TECHNOLOGY GMBH
Reel/Frame 039714/0578 →