Patent Assignment
Reel/Frame 005370/0735
Assignment of Assignors Interest.
Recorded: 1990-07-10
Pages: 3
Assignors
ENGLER, BERND
Executed: 1990-06-20
KOBERSTEIN, EDGAR
Executed: 1990-06-27
LOX, EGBERT
Executed: 1990-06-20
Assignee
DEGUSSA AKTIENGESELLSCHAFT, A CORP. OF FED. REP. OF GERMANY
WEISSFRAUENSTRASSE 9, 6000 FRANKFURT AM MAIN,, GERMANY
Covered Property
(1)
Exhaust-Gas Catalyst with Reduced Tendency to Store Sulfur Oxides and to Emit Hydrogen Sulfide and Process for Preparing the Catalyst
Patent:
4,963,521 →
Application:
07/345,721 →
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 017125/0931 →