Patent Assignment
Reel/Frame 042090/0386
Assignment of Assignor's Interest
Recorded: 2017-04-21
Pages: 9
Assignor
TRICAN WELL SERVICE LTD.
Executed: 2016-07-12
Assignee
DRECO ENERGY SERVICES ULC
1000, 800 - 6TH AVENUE SW, CALGARY, AB T2P 3G3, CANADA
Covered Properties
(5)
Pressure Containment Devices and Methods of Using Same
Apparatus and Method for Stimulating Subterranean Formations
Burst Disk-Actuated Shaped Charges, Systems and Methods of Use
Fracturing Tool Anchor
Apparatus and Method for Stimulating Subterranean Formations
Related Assignments
(6)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 9, 2010
From: MOORE, DARYL; BROCKLEBANK, TOM; SHERMAN, SCOTT
To: TRICAN WELL SERVICE LTD.
Reel/Frame 024661/0125 →
Assignment of Assignor's Interest
Mar 4, 2011
From: SHERMAN, SCOTT; PUGH, ROBERT; MAJKO, SEAN; SCHERSCHEL, STEVE
To: TRICAN WELL SERVICE LTD.
Reel/Frame 025903/0019 →
Assignment of Assignor's Interest
Nov 27, 2012
From: SHERMAN, SCOTT
To: TRICAN WELL SERVICE LTD.
Reel/Frame 029357/0967 →
Security Interest
Jan 13, 2016
From: TRICAN WELL SERVICE LTD.
To: COMPUTERSHARE TRUST COMPANY OF CANADA
Reel/Frame 037482/0702 →
Security Interest
Jun 2, 2022
From: FEDORA, BRADLEY P.D.
To: OLYMPIA TRUST COMPANY
Reel/Frame 060087/0101 →
Merger and Change of Name
Aug 17, 2023
From: DRECO ENERGY SERVICES ULC; NOV CANADA ULC
To: NOV CANADA ULC
Reel/Frame 064630/0306 →