IP Library › Assignment 013440/0525
Patent Assignment
Reel/Frame 013440/0525

Assignment of Assignor's Interest

Recorded: 2002-10-29 Pages: 2
Assignors
STAWITZ, JOSEF-WALTER
Executed: 2002-09-30
MICHAELIS, STEPHAN
Executed: 2002-10-07
THIEBES, CHRISTOPH
Executed: 2002-10-02
Assignee
BAYER AKTIENGESELLSCHAFT
LEVERKUSEN, D-51368, GERMAN DEMOCRATIC REPUBLIC
Covered Property (1)
Preparation of Styryl Dyes
Patent: 6,852,873 →
Application: 10/223,547 →
Publication: US 2003/0061670
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 1, 2006
From: BAYER AG
To: LANXESS DEUTSCHLAND GMBH
Reel/Frame 018584/0319 →