IP Library Assignment 018921/0496
Patent Assignment
Reel/Frame 018921/0496

Assignment of Assignor's Interest

Recorded: 2007-02-22 Pages: 2
Assignor
WANG, YING
Executed: 2007-02-12
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, LEGAL-PATENTS, WILMINGTON, DELAWARE, 19898
Covered Property (1)
Organic Electronic Device Having Dual Emitter Dopants
Patent: 7,807,992 →
Application: 11/644,491 →
Publication: US 2007/0145360
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 22, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: LG CHEM, LTD.
Reel/Frame 050150/0482 →