Patent Assignment
Reel/Frame 036063/0512
Change of Name
Recorded: 2015-07-06
Pages: 7
Assignor
HYDRIL USA MANUFACTURING LLC
Executed: 2013-09-04
Assignee
HYDRIL USA DISTRIBUTION LLC
4424 WEST SAM HOUSTON PARKWAY NORTH, SUITE 2300, HOUSTON, TEXAS, 77041
Covered Property
(1)
Deformation Resistant Opening Chamber Head and Method
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.