Patent Assignment
Reel/Frame 028140/0666
Assignment of Assignor's Interest
Recorded: 2012-05-02
Pages: 6
Assignor
STEAG ENERGY SERVICES LLC
Executed: 2012-04-17
Assignee
STEAG ENERGY SERVICES GMBH
RUTTENSCHEIDER STRASSE 1-3, ESSEN, 45128, GERMANY
Covered Properties
(7)
Method for Treating Scr Catalysts Having Accumulated Iron Compounds
PCT:
PCT/US2012/022865 ↗
Pluggage Removal Method for Scr Catalysts and Systems
PCT:
PCT/US2012/029941 ↗
Method of Regeneration of Scr Catalyst
Methods of Regeneration of Scr Catalyst Poisoned by Phosphorous Components in Flue Gas
Pluggage Removal Method for Scr Catalysts and Systems
Method for Treating Scr Catalysts Having Accumulated Iron Compounds
Method for Treating Scr Catalysts Having Accumulated Iron Compounds
Application:
61/439,200 →
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 8, 2008
From: HARTENSTEIN, HANS-ULRICH; HOFFMANN, THIES
To: EVONIK ENERGY SERVICES LLC
Reel/Frame 021706/0463 →
Assignment of Assignor's Interest
Oct 8, 2008
From: HARTENSTEIN, HANS-ULRICH; HOFFMANN, THIES
To: EVONIK ENERGY SERVICES LLC
Reel/Frame 021706/0588 →
Assignment of Assignor's Interest
May 9, 2011
From: HOFFMANN, THIES; MARRINO, BIRGIT
To: EVONIK ENERGY SERVICES LLC
Reel/Frame 026242/0878 →
Assignment of Assignor's Interest
May 9, 2011
From: TEMBAAK, CARSTEN; MARRINO, BIRGIT; STIER, ALBERT JOSEPH
To: EVONIK ENERGY SERVICES LLC
Reel/Frame 026244/0133 →
Change of Name
Jan 23, 2012
From: EVONIK ENERGY SERVICES LLC
To: STEAG ENERGY SERVICES LLC
Reel/Frame 027575/0130 →
Change of Name
Jan 27, 2012
From: EVONIK ENERGY SERVICES LLC
To: STEAG ENERGY SERVICES LLC
Reel/Frame 027611/0821 →
Assignment of Assignor's Interest
Jan 23, 2013
From: HOFFMANN, THIES; MARRINO, BIRGIT
To: STEAG ENERGY SERVICES LLC
Reel/Frame 029675/0077 →
Assignment of Assignor's Interest
Sep 22, 2015
From: STEAG ENERGY SERVICES, LLC
To: STEAG ENERGY SERVICES GMBH
Reel/Frame 036624/0067 →