Patent Assignment
Reel/Frame 027097/0475
Change of Name
Recorded: 2011-10-21
Pages: 12
Assignor
EVONIK POWER SAAR GMBH
Executed: 2011-03-30
Assignee
STEAG POWER SAAR GMBH
ZENTRALER RECHNUNGSEINGANG, POSTFACH 103647, ESSEN, 45036, GERMANY
Covered Properties
(2)
Method and Device for Supporting the Alternating Current Frequency in an Electricity Network
Denitrificaton Plant
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 6, 2007
From: DENGEL, ANDREAS; DORR, HEINZ-KURT
To: STEAG SAAR ENERGIE AG
Reel/Frame 019591/0480 →
Change of Name
May 21, 2008
From: STEAG SAAR ENERGIE GMBH
To: EVONIK NEW ENERGIES GMBH
Reel/Frame 020994/0460 →
Change of Name
Aug 12, 2009
From: EVONIK NEW ENERGIES GMBH
To: EVONIK POWER SAAR GMBH
Reel/Frame 023081/0705 →
Assignment of Assignor's Interest
Mar 3, 2011
From: NEU, CHRISTIAN; KIEHN, DIRK
To: EVONIK POWER SAAR GMBH
Reel/Frame 025892/0272 →
Corrective Assignment to Correct Address of Assignee Recorded at Reel 027097 Frame 0475.
Nov 11, 2011
From: EVONIK POWER SAAR GMBH
To: STEAG POWER SAAR GMBH
Reel/Frame 027255/0674 →
Change of Assignee Address
Jul 24, 2014
From: STEAG POWER SAAR GMBH
To: STEAG POWER SAAR GMBH
Reel/Frame 033395/0269 →
Correction of Assignee Address
Jul 28, 2014
From: STEAG POWER SAAR GMBH
To: STEAG POWER SAAR GMBH
Reel/Frame 033428/0715 →
Assignment of Assignor's Interest
May 4, 2017
From: STEAG POWER SAAR GMBH
To: STEAG ENERGY SERVICES GMBH
Reel/Frame 042234/0970 →