Patent Assignment
Reel/Frame 027048/0260
Assignment of Assignor's Interest
Recorded: 2011-10-12
Pages: 3
Assignor
SRESHTA, HAROLD A.
Executed: 2011-10-12
Assignee
NATIONAL OILWELL DHT, L.P.
7909 PARKWOOD CIRCLE DRIVE, HOUSTON, TEXAS, 77036
Covered Property
(1)
Dispersion of Hardphase Particles in an Infiltrant
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.