Patent Assignment
Reel/Frame 020144/0167
Change of Name
Recorded: 2007-11-21
Pages: 3
Assignor
ONDEO NALCO COMPANY
Executed: 2003-11-04
Assignee
NALCO COMPANY
1601 W. DIEHL ROAD, NAPERVILLE, ILLINOIS, 60563-1198
Covered Property
(1)
Method of monitoring biofouling in membrane separation systems
Application:
10/721,667 →
Publication:
US 2004/0115757
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.