Patent Assignment
Reel/Frame 019529/0305
Assignment of Assignor's Interest
Recorded: 2007-07-09
Pages: 2
Assignor
STEAG SAARENERGIE AG
Executed: 2007-04-26
Assignee
STEAG ENCOTEC GMBH
RUTTENSCHEIDER STRASSE 1-3, D-45128 ESSEN, GERMANY
Covered Property
(1)
Method for Renewed Activation of Honeycomb-Shaped Catalyst Elements for Denitrating Flue Gases
Patent:
6,387,836 →
Application:
09/230,592 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 8, 1999
From: DORR, HEINZ-KURT; KOCH, GEORG; BASTUCK, WALTER
To: SAARENERGIE GMBH
Reel/Frame 009796/0818 →
Change of Name
Jul 6, 2007
From: SAARENERGIE GMBH
To: STEAG SAARENERGIE AG
Reel/Frame 019520/0862 →
Change of Name
Apr 8, 2008
From: STEAG ENCOTEC GMBH
To: EVONIK ENCOTEC GMBH
Reel/Frame 020793/0947 →
Change of Name
Apr 10, 2008
From: EVONIK ENCOTEC GMBH
To: EVONIK ENERGY SERVICES GMBH
Reel/Frame 020794/0089 →
Change of Name
Jan 25, 2012
From: EVONIK ENERGY SERVICES GMBH
To: STEAG ENERGY SERVICES GMBH
Reel/Frame 027594/0785 →