Patent Assignment
Reel/Frame 015814/0535
Change of Name
Recorded: 2004-09-23
Received: 2004-09-28
Pages: 3
Assignor
ONDEO NALCO COMPANY
Executed: 2003-11-04
Assignee
NALCO COMPANY
1601 W. DIEHL ROAD, NAPERVILLE, IL, 60563-1198, UNITED STATES
Covered Properties
(2)
Private branch exchange with remote access to features
Application:
11/036,553 →
Use of Anionic Dispersion Polymers as Viscosity Modifiers in Aqueous Drilling Fluids
Application:
10/173,253 →