IP Library Assignment 014942/0249
Patent Assignment
Reel/Frame 014942/0249

Assignment of Assignor's Interest

Recorded: 2004-08-04 Pages: 3
Assignors
IONKIN, ALEX SERGEY
Executed: 2004-07-14
WANG, YING
Executed: 2004-07-16
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, LEGAL-PATENTS, WILMINGTON, DELAWARE, 19898
Covered Property (1)
Electroluminescent Silylated Pyrenes, and Devices Made with Such Compounds
Patent: 7,233,019 →
Application: 10/831,845 →
Publication: US 2005/0238910
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 →