Assignment of Assignor's Interest

Recorded: 2002-05-20 Pages: 4

Assignors

WIEGAND, CLAUDIA

Executed: 2002-05-14

RHEIN, RUDOLF

Executed: 2002-05-14

TEMPEL, EBERHARD

Executed: 2002-05-14

Assignee

MERCK PATENT GMBH

FRANKFURTER STRASSE 250, DARMSTADT, D-642, GERMANY

Covered Property (1)

Etching solution, containing hydrofluoric acid

Application: 10/031,787 →

Related Assignments (1)

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