Patent Assignment
Reel/Frame 041278/0135
Assignment of Assignor's Interest
Recorded: 2017-02-16
Pages: 7
Assignors
ELLISOR, SCOTT P.
Executed: 2017-02-10
MAYER, CHRISTOPHER C.
Executed: 2017-02-14
NELSON, JOHN E.
Executed: 2017-02-10
MANNING, MARK
Executed: 2017-02-10
Assignee
DRIL-QUIP, INC.
6401 N. ELDRIDGE PARKWAY, HOUSTON, TEXAS, 77041
Covered Property
(1)
Vertical Ratcheting Anti-Rotation Device
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.