IP Library › Assignment 032598/0989
Patent Assignment
Reel/Frame 032598/0989

Assignment of Assignor's Interest

Recorded: 2014-04-03 Pages: 4
Assignors
BOWLEY, RYAN THOMAS
Executed: 2014-04-02
GREENING, DOUG CHRISTIAN
Executed: 2014-04-02
Assignee
TESCO CORPORATION
3993 WEST SAM HOUSTON PKWY. NORTH, SUITE 100, HOUSTON, TEXAS, 77043-1211
Covered Properties (2)
Waveform Anti-Stick Slip System and Method
Patent: 9,650,880 →
Application: 14/244,556 →
Publication: US 2014/0305702
Waveform Anti-Stick Slip System and Method
Application: 61/811,217 →
Related Assignments (2)
Other recorded transfers of the patents in this record — the chain of ownership.
Merger Jan 23, 2018
From: TESCO CORPORATION
To: NABORS DRILLING TECHNOLOGIES USA, INC.
Reel/Frame 045187/0110 →
Merger May 13, 2018
From: TESCO CORPORATION
To: NABORS DRILLING TECHNOLOGIES USA, INC.
Reel/Frame 046137/0967 →