Patent Assignment
Reel/Frame 029387/0722
Assignment of Assignor's Interest
Recorded: 2012-11-30
Pages: 3
Assignor
KOEDERITZ, WILLIAM LEO
Executed: 2011-12-16
Assignee
NATIONAL OILWELL VARCO, L.P.
7909 PARKWOOD CIRCLE DR., HOUSTON, TEXAS, 77036
Covered Property
(1)
Method and System for Monitoring a Well for Unwanted Formation Fluid Influx