Patent Assignment
Reel/Frame 012264/0058
Assignment of Assignor's Interest
Recorded: 2001-10-15
Pages: 2
Assignor
LI, GEORGE Y.
Executed: 2001-10-02
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS, 1007 MARKET STREET, WILMINGTON, DELAWARE, 19898
Covered Property
(1)
Catalysis Using Phosphine Oxide and Sulfoxide Compounds
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.