Patent Assignment
Reel/Frame 005142/0215
Assignment of Assignors Interest.
Recorded: 1989-09-21
Pages: 3
Assignors
DOMESLE, RAINER
Executed: 1989-09-14
ENGLER, BERND
Executed: 1989-09-14
KOBERSTEIN, EDGAR
Executed: 1989-09-14
VOLKER, HERBERT
Executed: 1989-09-14
Covered Property
(1)
Method for the Purification of Exhaust Gas from Diesel Motors
Patent:
4,828,807 →
Application:
07/147,603 →
Related Assignments
(3)
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 →