Patent Assignment
Reel/Frame 050572/0241
Assignment of Assignor's Interest
Recorded: 2019-10-01
Pages: 12
Assignors
DONNALLY, ROBERT BENJAMIN
Executed: 2019-08-09
LIU, XI LIN
Executed: 2019-07-15
THIESSEN, JAY JOHN
Executed: 2019-07-31
Assignee
NATIONAL OILWELL VARCO, L.P.
7909 PARKWOOD CIRCLE DRIVE, HOUSTON, TEXAS, 77036
Covered Property
(1)
Devices, Systems, and Methods for Top Drive Clearing