IP Library › Assignment 020509/0254
Patent Assignment
Reel/Frame 020509/0254

Assignment of Assignor's Interest

Recorded: 2008-02-14 Pages: 2
Assignor
WEEMS, CRAIG CURRIE
Executed: 2008-02-07
Assignee
NABORS GLOBAL HOLDINGS LTD.
CANON'S COURT, HAMILTON, BERMUDA
Covered Property (1)
Real Time Torque System
Patent: 7,654,158 →
Application: 11/972,814 →
Publication: US 2008/0168827
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 11, 2010
From: NABORS GLOBAL HOLDINGS LIMITED
To: CANRIG DRILLING TECHNOLOGY LTD.
Reel/Frame 024823/0218 →
Merger Aug 18, 2017
From: CANRIG DRILLING TECHNOLOGY LTD.
To: NABORS DRILLING TECHNOLOGIES USA, INC.
Reel/Frame 043601/0745 →