Patent Assignment
Reel/Frame 027402/0506
Assignment of Assignor's Interest
Recorded: 2011-12-16
Pages: 5
Assignee
HYDRIL USA MANUFACTURING LLC
3300 NORTH SAM HOUSTON PARKWAY EAST, HOUSTON, TEXAS, 77032
Covered Property
(1)
Automated Well Control Method and Apparatus
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.