Patent Assignment
Reel/Frame 042738/0675
Security Interest
Recorded: 2017-06-16
Pages: 10
Assignor
LIBERTY OILFIELD SERVICES LLC
Executed: 2017-06-15
Assignee
WELLS FARGO BANK, NATIONAL ASSOCIATION
1000 LOUISIANA STREET, 9TH FLOOR, HOUSTON, TEXAS, 77002
Covered Properties
(13)
Process for Fracturing a Subterranean Formation
Well Product Recovery Process
Crosslinking Composition for Fracturing Fluids
Low Residue Fluid Fracturing System and Method of Use
Apparatus and Method for Creating Pressure Pulses in a Wellbore
Method of Treating the Near-Wellbore Zone of the Reservoir
Thermo-Gas-Generating Systems and Methods for Oil and Gas Well Stimulation
Application:
14/090,928 →
Publication:
US 2014/0144632
Surfactant System as a Self-Diverted Acid for Well Stimulation
Application:
14/106,194 →
Publication:
US 2014/0166291
Apparatus and Method for Continuously Mixing Fluids Using Dry Additives
Application:
14/158,167 →
Publication:
US 2015/0204165
Hydrocarbon Stimulation by Energetic Chemistry
Application:
14/720,277 →
Publication:
US 2015/0337638
Method for Chemically Controlling Delay Time for Breaking Polymers
Application:
62/133,065 →
Boron Sequestration in Fracturing Fluids
Application:
62/151,737 →
Reduced-Noise Hydraulic Fracturing System
Application:
62/371,678 →
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 6, 2007
From: LAWRENCE, SALLY; WARRENDER, NEIL
To: SANJEL CORPORATION
Reel/Frame 020071/0643 →
Assignment of Assignor's Interest
May 13, 2008
From: JACKSON, ROBERT A.; MACDONALD, DONALD
To: SANJEL CORPORATION
Reel/Frame 020942/0874 →
Assignment of Assignor's Interest
Jan 14, 2009
From: GLANVILLE, STEPHEN
To: SANJEL CORPORATION
Reel/Frame 022106/0162 →
Assignment of Assignor's Interest
Jan 14, 2009
From: JAMIESON, MERRILL
To: SANJEL CORPORATION
Reel/Frame 022106/0339 →
Assignment of Assignor's Interest
Jan 14, 2009
From: GOODMAN, PAUL
To: SANJEL CORPORATION
Reel/Frame 022106/0269 →
Assignment of Assignor's Interest
Jan 14, 2009
From: POIRIER, GARY M.
To: FAIRBORNE ENERGY LTD.
Reel/Frame 022106/0674 →
Assignment of Assignor's Interest
Jan 14, 2009
From: JACKSON, ROBERT A.
To: SANJEL CORPORATION; FAIRBORNE ENERGY LTD.
Reel/Frame 022106/0589 →
Assignment of Assignor's Interest
Jan 14, 2009
From: KALENCHUK, ASHLEY
To: SANJEL CORPORATION
Reel/Frame 022106/0388 →
Assignment of Assignor's Interest
Apr 27, 2009
From: THIEME, KARENA; LAWRENCE, SALLY
To: SANJEL CORPORATON
Reel/Frame 022596/0591 →
Assignment of Assignor's Interest
Jul 14, 2010
From: SPENCE, JEFFREY W.; GRAY, JAMES K.; EPP, BAILEY T.; MARTINEZ, ALBERTO
To: SANJEL CORPORATION
Reel/Frame 024684/0711 →
Assignment of Assignor's Interest
Feb 27, 2014
From: KHL-TECH, INC.
To: RIVERBEND, S.A.
Reel/Frame 032316/0037 →
Assignment of Assignor's Interest
Feb 27, 2014
From: ZAVOLSHSKIY, VICTOR B.; BURKO, VLADIMIR A.; IDIYTULLIN, ALBERT R.; MEYNTSER, VALERY O.
To: KHL-TECH, INC.
Reel/Frame 032315/0879 →
Assignment of Assignor's Interest
Apr 4, 2014
From: YEUNG, TONY CHUN-CHUNG; DAY, IAN ALEXANDER CORNOCK; DICK, GRAHAM PAUL
To: SANJEL CORPORATION
Reel/Frame 032600/0802 →
Assignment of Assignor's Interest
Apr 28, 2014
From: CENTER OIL TECHNOLOGIES LTD.
To: RIVERBEND, S.A.
Reel/Frame 032771/0693 →
Assignment of Assignor's Interest
Apr 28, 2014
From: ZAVOLZHSKII, VIKTOR; BURKO, VLADIMIR; IDIYATULLIN, ALBERT; BASIUK, BORIS
To: CENTER OIL TECHNOLOGIES LTD.
Reel/Frame 032771/0553 →
Security Interest
Sep 22, 2014
From: SANJEL CORPORATION
To: ALBERTA TREASURY BRANCHES
Reel/Frame 033788/0599 →
Assignment of Assignor's Interest
Jun 18, 2015
From: LAWRENCE, SALLY; WEISSENBERGER, MARKUS
To: SANJEL CANADA LTD.
Reel/Frame 035860/0477 →
Patent Assignment Agreement
Jan 19, 2017
From: SANJEL CANADA LTD.
To: LOS ACQUISITION CO I LLC
Reel/Frame 041420/0922 →
Assignment of Assignor's Interest
Feb 16, 2017
From: SANJEL CANADA LTD.
To: LOS ACQUISITION CO I LLC
Reel/Frame 041281/0685 →
Release of Security Interest
Sep 19, 2017
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: LIBERTY OILFIELD SERVICES LLC; LOS ACQUISITION CO I LLC
Reel/Frame 043631/0021 →
Release of Security Interest
Oct 13, 2017
From: ALBERTA TREASURY BRANCHES
To: SANJEL CORPORATION
Reel/Frame 043859/0277 →
Security Interest
Oct 18, 2017
From: LOS ACQUISITION CO I LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 043891/0684 →
Patent Security Agreement
Oct 18, 2017
From: LOS ACQUISITION CO I LLC
To: U.S. BANK NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 044345/0169 →
Merger
Nov 28, 2018
From: LOS ACQUISITION CO I LLC (A DELAWARE LIMITED LIABILITY COMPANY)
To: LIBERTY OILFIELD SERVICES LLC
Reel/Frame 047606/0580 →
Assignment of Assignor's Interest
Nov 19, 2020
From: SANJEL CORPORATION
To: LIBERTY OILFIELD SERVICES HOLDINGS LLC.
Reel/Frame 054478/0810 →