Patent Assignment
Reel/Frame 023255/0350
Assignment of Assignor's Interest
Recorded: 2009-09-18
Pages: 3
Assignor
CHILDERS, LEONARD
Executed: 2009-09-17
Assignee
HYDRIL USA MANUFACTURING LLC
3300 NORTH SAM HOUSTON PARKWAY E., HOUSTON, TEXAS, 77032-3411
Covered Property
(1)
Method and Systems for Using a Shim Plate for Increased Strength
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.