IP Library Assignment 015221/0031
Patent Assignment
Reel/Frame 015221/0031

Assignment of Assignor's Interest

Recorded: 2004-10-06 Pages: 2
Assignor
LEE, KIU-SEUNG
Executed: 2004-09-27
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, LEGAL-PATENTS, WILMINGTON, DELAWARE, 19898
Covered Property (1)
Polybenzazole Fibers and Processes for Their Preparation
Patent: 7,189,346 →
Application: 10/896,790 →
Publication: US 2006/0019094
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 25, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT SAFETY & CONSTRUCTION, INC.
Reel/Frame 049582/0514 →