IP Library Assignment 020785/0253
Patent Assignment
Reel/Frame 020785/0253

Assignment of Assignor's Interest

Recorded: 2008-04-10 Pages: 2
Assignor
ROSTOVTSEV, VSEVOLOD
Executed: 2008-03-14
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, LEGAL-PATENTS, WILMINGTON, DELAWARE, 19805
Covered Property (1)
Di-Substituted Pyrenes for Luminescent Applications
Patent: 8,257,836 →
Application: 11/961,369 →
Publication: US 2008/0166595
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 →