Patent Assignment
Reel/Frame 022952/0019
Assignment of Assignor's Interest
Recorded: 2009-07-14
Pages: 2
Assignor
LU, HELEN S. M.
Executed: 2009-06-18
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, BARLEY MILL PLAZA 25, WILMINGTON, DELAWARE, 19809
Covered Property
(1)
Low Swell, Long-Lived Hydrogel Sealant
Application:
12/497,729 →
Publication:
US 2010/0015231
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.