Patent Assignment
Reel/Frame 042089/0934
Assignment of Assignor's Interest
Recorded: 2017-04-21
Pages: 8
Assignor
TRICAN COMPLETION SOLUTIONS LTD.
Executed: 2016-07-12
Assignee
DRECO ENERGY SERVICES ULC
1000, 800 - 6TH AVENUE SW, CALGARY, AB T2P 3G3, CANADA
Covered Properties
(8)
System for Resealing Borehole Access
Flow Control Downhole Tool
Indexing Dart
Encoded Dart
Single Trip - Through Drill Pipe Proppant Fracturing Method for Multiple Cemented-in Frac Sleeves
System for Placing a Tracer in a Well
Single Trip - Through Drill Pipe Proppant Fracturing Method for Multiple Cemented-in Frac Sleeves
Application:
62/088,101 →
Multi-Stage Frac System with Sand Screen
Application:
62/214,843 →
Related Assignments
(11)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 30, 2015
From: STYLER, GRAHAM; MACMILLAN, GAVIN
To: TRICAN COMPLETION SOLUTIONS LTD.
Reel/Frame 035557/0811 →
Assignment of Assignor's Interest
Jun 23, 2015
From: BRAEKKE, KRISTOFFER
To: TRICAN COMPLETION SOLUTIONS LTD
Reel/Frame 035884/0588 →
Assignment of Assignor's Interest
Jul 8, 2015
From: BARBATO, VINCENZO
To: TRICAN COMPLETION SOLUTIONS LTD.
Reel/Frame 036023/0755 →
Assignment of Assignor's Interest
Jul 16, 2015
From: BARBATO, VINCENZO; WESTGARTH, RICHARD
To: TRICAN COMPLETION SOLUTIONS LTD.
Reel/Frame 036107/0656 →
Assignment of Assignor's Interest
Dec 7, 2015
From: BUSENGDAL, PAUL DAVID; SØRHEIM, TORE; KOLØY, TOM RUNE; GRANBERG, STÅLE
To: TRICAN COMPLETION SOLUTIONS LTD
Reel/Frame 037227/0142 →
Assignment of Assignor's Interest
Dec 11, 2015
From: BARBATO, VINCENZO
To: TRICAN COMPLETION SOLUTIONS LTD.
Reel/Frame 037276/0216 →
Security Interest
Jan 13, 2016
From: TRICAN WELL SERVICE LTD.
To: COMPUTERSHARE TRUST COMPANY OF CANADA
Reel/Frame 037482/0866 →
Assignment of Assignor's Interest
Apr 3, 2018
From: DRECO ENERGY SERVICES ULC
To: NATIONAL OILWELL VARCO, L.P.
Reel/Frame 045428/0586 →
Assignment of Assignor's Interest
Apr 3, 2018
From: TRICAN COMPLETION SOLUTIONS LTD.
To: DRECO ENERGY SERVICES ULC
Reel/Frame 045428/0509 →
Assignment of Assignor's Interest
Apr 3, 2018
From: RADMANOVICH, DJ; TAIT, WILLIAM; BELLAVANCE, MIKE
To: TRICAN COMPLETION SOLUTIONS LTD.
Reel/Frame 045428/0371 →
Merger and Change of Name
Aug 17, 2023
From: DRECO ENERGY SERVICES ULC; NOV CANADA ULC
To: NOV CANADA ULC
Reel/Frame 064630/0306 →