Patent Assignment
Reel/Frame 058277/0736
Assignment of Assignor's Interest
Recorded: 2021-12-03
Pages: 5
Assignor
SANJEL CANADA LTD.
Executed: 2016-06-13
Assignee
LOS ACQUISITION CO I LLC
950 17TH STREET, SUITE 2000, DENVER, COLORADO, 80202
Covered Property
(1)
Method for Chemically Controlling Delay Time for Breaking Polymers
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 23, 2021
From: OKUNOLA, AYODELE; FRIESEN, DAWN; LAWRENCE, SALLY
To: SANJEL CANADA LTD.
Reel/Frame 058189/0966 →
Merger and Change of Name
Dec 9, 2021
From: LOS ACQUISITION CO I LLC; LIBERTY OILFIELD SERVICES LLC
To: LIBERTY OILFIELD SERVICES LLC
Reel/Frame 058351/0853 →
Change of Name
Jan 13, 2025
From: LIBERTY OILFIELD SERVICES LLC
To: LIBERTY ENERGY SERVICES LLC
Reel/Frame 069881/0664 →