IP Library Assignment 005392/0238
Patent Assignment
Reel/Frame 005392/0238

Assignment of Assignors Interest.

Recorded: 1990-07-31 Pages: 2
Assignor
JAGER, HUBERT
Executed: 1990-02-16
Assignee
SIGRI GMBH
A GERMAN CORP., MEITINGEN, GERMANY
Covered Property (1)
Process for the Inhibition of the Puffing of Cokes Produced from Coal Tar Pitches
Patent: 5,104,518 →
Application: 07/489,048 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Effective on 06/24/1992 Apr 20, 1993
From: SIGRI GMBH
To: SIGRI GREAT LAKES CARBON GMBH
Reel/Frame 006504/0263 →
Change of Name Dec 9, 1996
From: SIGRI GREAT LAKES CARBON GMBH
To: SGL CARBON AKTIENGESELLSCHAFT
Reel/Frame 008251/0932 →