Patent Assignment
Reel/Frame 042330/0849
Assignment of Assignor's Interest
Recorded: 2017-05-10
Pages: 3
Assignor
JANTZEN, LEON KEITH
Executed: 2017-04-26
Assignee
TESCO CORPORATION
11330 CLAY ROAD, SUITE 350, HOUSTON, TEXAS, 77041
Covered Properties
(2)
Swivel Joint System and Method
Drill String Swivel Joint System and Method
Application:
62/329,913 →
Related Assignments
(2)
Other recorded transfers of the patents in this record — the chain of ownership.