IP Library Assignment 019634/0259
Patent Assignment
Reel/Frame 019634/0259

Assignment of Assignor's Interest

Recorded: 2007-08-02 Pages: 3
Assignors
CHI, CHANGZAI
Executed: 2007-07-19
MIKESKA, KURT RICHARD
Executed: 2007-07-13
CRAWFORD, MICHAEL KARL
Executed: 2007-07-03
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, LEGAL-PATENTS, WILMINGTON, DELAWARE, 19898
Covered Property (1)
Novel Rare-Earth Doped Fluorides and Process for Preparing
Patent: 7,625,503 →
Application: 11/749,771 →
Publication: US 2008/0025896
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 POLYMERS, INC.
Reel/Frame 049587/0098 →