Patent Assignment
Reel/Frame 022900/0994
Assignment of Assignor's Interest
Recorded: 2009-07-01
Pages: 2
Assignor
HAYES, RICHARD ALLEN
Executed: 2009-01-07
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 Polyolefin Pipe
Application:
61/110,424 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.