Patent Assignment
Reel/Frame 005636/0004
Assignment of Assignors Interest.
Recorded: 1991-03-11
Pages: 3
Assignors
DOMESLE, RAINER
Executed: 1991-02-21
ENGLER, BERND
Executed: 1991-02-21
KOBERSTEIN, EDGAR
Executed: 1991-02-22
VOLKER, HERBERT
Executed: 1991-02-28
Assignee
DEGUSSA AKTIENGESELLSCHAFT, A GERMAN CORPORATION
WEISSFRAUENSTRASSE 9, 6000 FRANKFURT AM MAIN, GERMANY
Covered Property
(1)
Catalyst for Purification of Exhaust Gases of Diesel Engines and Method of Use
Patent:
5,157,007 →
Application:
07/667,211 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 18, 2000
From: DEGUSSA AKTIENGESELLSCHAFT
To: DEGUSSA-HULS AKTIENGESELLSCHAFT
Reel/Frame 010719/0914 →
Merger
Jun 6, 2001
From: DEGUSSA-HULS AKTIENGESELLSCHAFT
To: DEGUSSA AG
Reel/Frame 011855/0608 →
Assignment of Assignor's Interest
Jun 25, 2001
From: DEGUSSA AKTIENGESELLSCHAFT
To: DMC2 DEGUSSA METALS
Reel/Frame 011923/0370 →
Assignment of Assignor's Interest
Dec 20, 2005
From: DEGUSSA AG
To: UMICORE AG & CO. KG
Reel/Frame 017125/0956 →