Assignment of Assignor's Interest

Recorded: 2002-04-30 Received: 2002-07-29 Pages: 3

Assignor

HOFS, WOLFGANG

Executed: 2002-04-17

Assignee

CELANESE CHEMICALS EUROPE GMBH

LURGIALLE 14, D-60439 FRANKFURT AM MAIN, DEX, GERMANY

Covered Properties (2)

Optical Transponder with Add/Drop Operation Function of Optical Channels

Application: 10/195,913 →

Method for Hydroformylating Olefinically Unsaturated Compounds

Application: 10/129,249 →