IP Library Assignment 048443/0463
Patent Assignment
Reel/Frame 048443/0463

Assignment of Assignor's Interest

Recorded: 2019-02-26 Pages: 2
Assignor
ZHANG, CHI
Executed: 2003-11-10
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA, 974 CENTRE ROAD, P.O. BOX 2915, WILMINGTON, DELAWARE, 19805
Covered Property (1)
Water Dispersible Polythiophenes Made with Polymeric Acid Colloids
Patent: 8,585,931 →
Application: 12/181,609 →
Publication: US 2008/0296536
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 22, 2019
From: HSU, CHE-HSIUNG; CAO, YONG; KIM, SUNGHAN; LECLOUX, DANIEL DAVID
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 048405/0491 →
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 →