Assignment of Assignors Interest.

Recorded: 1993-05-04 Pages: 3

Assignors

PFENNINGER, JOHANNES

Executed: 1991-08-12

ZUKOWSKI, WALTER C.

Executed: 1991-07-29

BABLER, FRIDOLIN

Executed: 1991-07-29

JAFFE, EDWARD E.

Executed: 1991-07-29

Assignee

CIBA-GEIGY CORPORATION

444 SAW MILL RIVER ROAD, ARDSLEY, NEW YORK, 10502

Covered Property (1)

Process for Preparing Modified Beta-Quinacridone Pigment

Patent: 5,229,515 →

Application: 07/712,016 →

Related Assignments (1)

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