Patent Assignment
Reel/Frame 005559/0697
Assignment of Assignors Interest.
Recorded: 1991-01-11
Pages: 3
Assignors
SPEER, DIETRICH
Executed: 1990-12-10
KISS, AKOS
Executed: 1990-12-11
KLEINSCHMIT, PETER
Executed: 1990-12-11
HANICH, JUERGEN
Executed: 1990-12-12
Assignee
DEGUSSA AKTIENGESELLSCHAFT, A CORP. OF THE FEDERAL REPUBLIC OF GERMANY
WEISSFRAUENSTRASSE 9, 6000 FRANKFURT AM MAIN, GERMANY
Covered Property
(1)
Nrayish-Black Encapsulated Pigments and Method of Their Production
Patent:
5,008,223 →
Application:
07/487,295 →
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 →