IP Library Assignment 047032/0745
Patent Assignment
Reel/Frame 047032/0745

Merger

Recorded: 2018-09-07 Pages: 8
Assignor
TESCO CORPORATION
Executed: 2017-12-28
Assignee
NABORS DRILLING TECHNOLOGIES USA, INC.
515 WEST GREENS ROAD, SUITE 1200, HOUSTON, TEXAS, 77067
Covered Property (1)
Drill String Valve Assembly
Patent: 7,347,286 →
Application: 10/907,901 →
Publication: US 2005/0236191
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 20, 2005
From: HU, GUOQIANG
To: TESCO CORPORATION
Reel/Frame 016289/0210 →