IP Library Assignment 020355/0156
Patent Assignment
Reel/Frame 020355/0156

Assignment of Assignor's Interest

Recorded: 2008-01-11 Pages: 2
Assignor
TEASLEY, MARK F.
Executed: 2008-01-04
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, LEGAL-PATENTS, WILMINGTON, DELAWARE, 19898
Covered Property (1)
Arylene Fluorinated Sulfonimide Polymers and Membranes
Patent: 7,868,086 →
Application: 11/865,080 →
Publication: US 2009/0136817
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Confirmatory License Mar 16, 2012
From: E.I. DUPONT DENEMOURS & CO., INC.
To: U.S. DEPARTMENT OF ENERGY
Reel/Frame 027875/0207 →