Patent Assignment
Reel/Frame 005430/0414
Assignment of Assignors Interest.
Recorded: 1990-09-10
Pages: 3
Assignors
LOX, EGBERT
Executed: 1990-07-26
KOBERSTEIN, EDGAR
Executed: 1990-07-26
ENGLER, BERND
Executed: 1990-08-08
Assignee
DEGUSSA AKTIENGESELLSCHAFT, A CORP. OF THE FEDERAL REPUBLIC OF GERMANY
WEISSFRAUENSTRASSE 9, 6000 FRANKFURT AM MAIN, GERMANY
Covered Property
(1)
Catalyst for the Purification of Exhaust Gases of Internal Combustion Engines with Reduction of Hydrogen Sulfide Emission
Patent:
5,045,521 →
Application:
07/402,619 →
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 28, 2005
From: DEGUSSA AG
To: UMICORE AG & CO. KG
Reel/Frame 017145/0609 →