IP Library › Assignment 019556/0021
Patent Assignment
Reel/Frame 019556/0021

Assignment of Assignor's Interest

Recorded: 2007-07-13 Pages: 3
Assignor
CANRIG DRILLING TECHNOLOGY
Executed: 2007-07-12
Assignee
NABORS GLOBAL HOLDINGS, LTD.
CANON'S COURT, 22 VICTORIA ST., HAMILTON, HM 12, BERMUDA
Covered Property (1)
Tubular Handling Device
Patent: 7,552,764 →
Application: 11/619,946 →
Publication: US 2008/0164693
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 4, 2007
From: WEEMS, CRAIG; SULIMA, STANISLAW CASIMIR; ELLIS, BRIAN
To: CANRIG DRILLING TECHNOLOGY LTD.
Reel/Frame 018710/0147 →
Assignment of Assignor's Interest Aug 11, 2010
From: NABORS GLOBAL HOLDINGS LIMITED
To: CANRIG DRILLING TECHNOLOGY LTD.
Reel/Frame 024823/0218 →
Assignment of Assignor's Interest Apr 11, 2012
From: CANRIG DRILLING TECHNOLOGY LTD.
To: FIRST SUBSEA LIMITED (50%)
Reel/Frame 028029/0721 →
Merger Aug 18, 2017
From: CANRIG DRILLING TECHNOLOGY LTD.
To: NABORS DRILLING TECHNOLOGIES USA, INC.
Reel/Frame 043601/0745 →