Patent Assignment
Reel/Frame 023579/0990
Assignment of Assignor's Interest
Recorded: 2009-11-30
Pages: 4
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, BARLEY MILL PLAZA 25, WILMINGTON, DELAWARE, 19809
Covered Property
(1)
Highly Abrasion-Resistant Terionomer Pipe
Application:
12/263,028 →
Publication:
US 2009/0107553