Patent Assignment
Reel/Frame 019520/0862
Change of Name
Recorded: 2007-07-06
Pages: 12
Assignor
SAARENERGIE GMBH
Executed: 2005-05-13
Assignee
STEAG SAARENERGIE AG
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 →
Assignment of Assignor's Interest
Jul 9, 2007
From: STEAG SAARENERGIE AG
To: STEAG ENCOTEC GMBH
Reel/Frame 019529/0305 →
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 →