IP Library › Assignment 036624/0067
Patent Assignment
Reel/Frame 036624/0067

Assignment of Assignor's Interest

Recorded: 2015-09-22 Pages: 4
Assignor
STEAG ENERGY SERVICES, LLC
Executed: 2015-09-21
Assignee
STEAG ENERGY SERVICES GMBH
RUTTENSCHEIDER STRASSE 1-3, ESSEN, 45128, GERMANY
Covered Property (1)
Method for Treating Scr Catalysts Having Accumulated Iron Compounds
Patent: 8,389,431 →
Application: 13/288,552 →
Publication: US 2012/0053046
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 2, 2012
From: STEAG ENERGY SERVICES LLC
To: STEAG ENERGY SERVICES GMBH
Reel/Frame 028140/0666 →
Assignment of Assignor's Interest Jan 23, 2013
From: HOFFMANN, THIES; MARRINO, BIRGIT
To: STEAG ENERGY SERVICES LLC
Reel/Frame 029675/0077 →