Patent Assignment
Reel/Frame 027666/0688
Assignment of Assignor's Interest
Recorded: 2012-02-07
Pages: 7
Assignors
CARBAUGH, WILLIAM L.
Executed: 2012-01-31
CHILDERS, LEONARD G.
Executed: 2012-01-31
SHAH, VIRAL
Executed: 2012-01-31
Assignee
HYDRIL USA MANUFACTURING LLC
3300 NORTH SAM HOUSTON PARKWAY EAST, HOUSTON, TEXAS, 77032
Covered Property
(1)
Pipe Guide Arms for Blind Shear Rams
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.