IP Library Assignment 019241/0123
Patent Assignment
Reel/Frame 019241/0123

Assignment of Assignor's Interest

Recorded: 2007-04-23 Pages: 10
Assignors
O'BRIEN, ROBERT J.
Executed: 2007-03-29
SARGENT, SAMANTHA E.
Executed: 2007-03-30
PETRINI, GUIDO
Executed: 2007-03-15
CONCA, ESTERINO
Executed: 2007-03-15
Assignee
SUD-CHEMIE INC., A DELAWARE CORPORATION
1600 WEST HILL STREET, LOUISVILLE, KENTUCKY, 40210
Covered Property (1)
Preparation of Iron Oxides
Patent: 7,939,463 →
Application: 11/668,168 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Jan 27, 2021
From: SUD-CHEMIE INC.
To: CLARIANT CORPORATION
Reel/Frame 055139/0688 →
Confirmatory Deed of Assignment Effective Dec. 31, 2017 Jan 28, 2021
From: CLARIANT CORPORATION
To: CLARIANT INTERNATIONAL LTD.
Reel/Frame 055160/0912 →