IP Library › Assignment 015917/0496
Patent Assignment
Reel/Frame 015917/0496

Assignment of Assignor's Interest

Recorded: 2004-10-21 Pages: 2
Assignors
ROSENHAHN, CARSTEN
Executed: 2004-08-31
BRUNN, HORST
Executed: 2004-08-31
OEHLERT, WOLFGANG
Executed: 2004-09-02
Assignee
BAYER CHEMICALS AG
PATENTE UND LIZENZEN, D-51368 LEVERKUSEN, GERMANY
Covered Property (1)
Heat-Stable Zinc Ferrite Colour Pigments, Process for Preparing Them and Their Use
Patent: 7,294,192 →
Application: 10/970,249 →
Publication: US 2005/0087106
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 30, 2006
From: BAYER CHEMICALS AG
To: LANXESS DEUTSCHLAND GMBH
Reel/Frame 018454/0850 →
Assignment of Assignor's Interest Nov 1, 2006
From: BAYER CHEMICALS AG
To: LANXESS DEUTSCHLAND GMBH
Reel/Frame 018463/0687 →