IP Library Assignment 029765/0694
Patent Assignment
Reel/Frame 029765/0694

Assignment of Assignor's Interest

Recorded: 2013-02-06 Pages: 2
Assignors
TOMALA, JANUSZ
Executed: 2012-10-08
WIEBEL, CHRISTIAN
Executed: 2012-10-22
HILTMANN, FRANK
Executed: 2012-10-23
Assignee
SGL CARBON SE
SOEHNLEINSTR. 8, WIESBADEN, D-65201, GERMANY
Covered Property (1)
Composite Refractory for an Inner Lining of a Blast Furnace
Patent: 9,422,199 →
Application: 13/644,154 →
Publication: US 2013/0026686
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 19, 2017
From: SGL CARBON SE
To: SGL CFL CE GMBH
Reel/Frame 043628/0501 →