Patent Assignment
Reel/Frame 028240/0010
Assignment of Assignor's Interest
Recorded: 2012-05-21
Pages: 4
Assignors
HERRON, NORMAN
Executed: 2012-04-30
GUIDRY, MARK A.
Executed: 2012-04-30
ROSTOVTSEV, VSEVOLOD
Executed: 2012-04-30
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, BARLEY MILL PLAZA 25, WILMINGTON, DELAWARE, 19805
Covered Property
(1)
Substituted Pyrenes and Associated Production Methods for Luminescent Applications
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 1, 2012
From: HERRON, NORMAN; GUIDRY, MARK A.; ROSTOVTSEV, VSEVOLOD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 028135/0612 →
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 →