Patent Assignment
Reel/Frame 022163/0378
Assignment of Assignor's Interest
Recorded: 2009-01-27
Pages: 3
Assignors
LI, YOUGEN
Executed: 2009-01-13
NELSON, MARK J.
Executed: 2009-01-13
LIAO, DER-ING
Executed: 2009-01-13
OKEEFE, DANIEL P.
Executed: 2009-01-13
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, LEGAL-PATENTS, WILMINGTON, DELAWARE, 19898
Covered Property
(1)
Ketol-Acid Reductoisomerase Using Nadh
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 12, 2010
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: BUTAMAX ADVANCED BIOFUELS LLC
Reel/Frame 024216/0243 →
Assignment of Assignor's Interest
Apr 5, 2012
From: TOMB, JEAN FRANCOIS
To: BUTAMAX (TM) ADVANCED BIOFUELS LLC
Reel/Frame 027994/0110 →
Assignment of Assignor's Interest
Sep 30, 2021
From: BUTAMAX ADVANCED BIOFUELS LLC
To: GEVO, INC.
Reel/Frame 057677/0477 →