IP Library › Assignment 026764/0710
Patent Assignment
Reel/Frame 026764/0710

Assignment of Assignor's Interest

Recorded: 2011-08-17 Pages: 5
Assignors
LIOTTA, JOSEPH JAMES
Executed: 2010-07-06
JOHNSON, CHRISTOPHER DALE
Executed: 2010-07-06
ENSLEY, ERIC TREVOR
Executed: 2010-07-02
Assignee
NATIONAL OILWELL VARCO, L.P.
7909 PARKWOOD CIRCLE DRIVE, HOUSTON, TEXAS, 77036
Covered Property (1)
Blowout Preventer Monitoring System and Method of Using Same
Patent: 8,978,698 →
Application: 13/168,594 →
Publication: US 2012/0000646
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 27, 2012
From: ENSLEY, ERIC TREVOR; JOHNSON, CHRISTOPHER DALE; LIOTTA, JOSEPH JAMES
To: NATIONAL OILWELL VARCO, L.P.
Reel/Frame 029359/0366 →