Patent Assignment
Reel/Frame 023446/0226
Assignment of Assignor's Interest
Recorded: 2009-10-30
Received: 2009-10-30
Pages: 3
Assignor
NGUYEN, DUY T.
Executed: 2009-10-21
Assignee
NALCO COMPANY
1601 W. DIEHL ROAD, NAPERVILLE, IL, 60563-1198, UNITED STATES
Covered Property
(1)
Foamers for Downhole Injection
Application:
12/565,425 →