IP Library › Assignment 016884/0721
Patent Assignment
Reel/Frame 016884/0721

Assignment of Assignor's Interest

Recorded: 2005-08-15 Pages: 4
Assignors
METZEMACHER, HEINZ-DIETER
Executed: 2005-05-17
SEELING, RAINER
Executed: 2005-05-17
Assignee
SUD-CHEMIE AG
LENBACHPLATZ 6, MUNCHEN, D-80333, GERMANY
Covered Property (1)
Composition Based on Pre-Exfoliated Nanoclay and Use Thereof
Patent: 7,528,191 →
Application: 10/541,496 →
Publication: US 2006/0155035
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 5, 2008
From: SUD-CHEMIE AG
To: ROCKWOOD CLAY ADDITIVES, GMBH
Reel/Frame 020601/0271 →
Change of Name Nov 12, 2013
From: ROCKWOOD CLAY ADDITIVES GMBH
To: BYK ADDITIVES, INC.
Reel/Frame 031625/0923 →
Corrective Assignment to Correct the Assignee Previously Recorded on Reel 031625 Frame 0923. Assignor(S) Hereby Confirms the Assignee Should Read Byk Additives Gmbh, Stadtwaldstr 44, 85368 Moosburg, Germany. Dec 16, 2013
From: ROCKWOOD CLAY ADDITIVES GMBH
To: BYK ADDITIVES GMBH
Reel/Frame 031826/0507 →