Assignment of Assignor's Interest

Recorded: 2004-02-13 Pages: 2

Assignors

GRUN, MARCUS PAUL

Executed: 2003-11-05

BRADY, BILL JR.

Executed: 2003-11-10

KEGGENHOFF, BERTHOLD

Executed: 2003-11-10

VERKERK, KAI

Executed: 2003-11-20

SCHAL, HANS-PETER

Executed: 2003-11-12

Assignee

BAYER AKTIENGESELLSCHAFT

PATENTE UND LIZENZEN, D 51368 LEVERKUSEN, GERMANY

Covered Property (1)

Process for the Purification of Toluenediisocyanate Incorporating a Dividing-Wall Distillation Column for the Final Purification

Patent: 7,108,770 →

Application: 10/687,157 →

Publication: US 2004/0118672

Related Assignments (3)

Other recorded transfers of the patent in this record — the chain of ownership.