IP Library Assignment 019975/0366
Patent Assignment
Reel/Frame 019975/0366

Assignment of Assignor's Interest

Recorded: 2007-10-17 Pages: 2
Assignor
CHEN, JOHN CHU
Executed: 2007-09-19
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, LEGAL-PATENTS, WILMINGTON, DELAWARE, 19898
Covered Property (1)
Bi-Modal Ionomers
Patent: 7,488,778 →
Application: 11/893,831 →
Publication: US 2008/0058465
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 21, 2019
From: E.I. DU PONT DE NEMOURS AND COMPANY
To: PERFORMANCE MATERIALS NA, INC.
Reel/Frame 050127/0001 →