Patent Assignment
Reel/Frame 019483/0134
Change of Name
Recorded: 2007-06-27
Pages: 4
Assignor
PRAGMA ENGINEERING LTD.
Executed: 2006-05-25
Assignee
PRAGMA DRILLING EQUIPMENT LTD.
3400, 150 6TH AVENUE S.W., CALGARY, ALBERTA, T2P 1H5, CANADA
Covered Property
(1)
Pipe-Handling Apparatus
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 31, 2005
From: FIKOWSKI, LARRY M.; HUNTER, DOUGLAS A.; BROST, FRIEDHOLD
To: PRAGMA ENGINEERING LTD.
Reel/Frame 016707/0063 →
Change of Name
Jun 2, 2006
From: PRAGMA ENGINEERING LTD.
To: PRAGMA DRILLING EQUIPMENT LTD.
Reel/Frame 017717/0274 →
Assignment of Assignor's Interest
Jun 27, 2007
From: NABORS OILFIELD EQUIPMENT LTD.
To: PRAGMA DRILLING EQUIPMENT LTD.
Reel/Frame 019483/0165 →
Change of Name
Jun 27, 2007
From: NABORS OILFIELD EQUIPMENT LTD.
To: CANRIG DRILLING TECHNOLOGY CANADA LTD.
Reel/Frame 019483/0203 →
Assignment of Assignor's Interest
Sep 14, 2007
From: CANRIG DRILLING TECHNOLOGY CANADA LTD.
To: CANRIG DRILLING TECHNOLOGY LTD.
Reel/Frame 019829/0593 →
Corrective Assignment to Correct the Assignor: Pragma Drilling Equipment Ltd.; Assignee: Nabors Oilfield Equipment Ltd. Previously Recorded on Reel 019483 Frame 0165. Assignor(S) Hereby Confirms the Assignor Owns All Right, Title, and Interest in and to the Patent Applications and All Related Rights Identified on Schedule A.
Apr 20, 2010
From: PRAGMA DRILLING EQUIPMENT LTD.
To: NABORS OILFIELD EQUIPMENT LTD.
Reel/Frame 024258/0552 →
Merger
Aug 18, 2017
From: CANRIG DRILLING TECHNOLOGY LTD.
To: NABORS DRILLING TECHNOLOGIES USA, INC.
Reel/Frame 043601/0745 →