Patent Assignment
Reel/Frame 058189/0966
Assignment of Assignor's Interest
Recorded: 2021-11-23
Pages: 6
Assignors
OKUNOLA, AYODELE
Executed: 2015-03-26
FRIESEN, DAWN
Executed: 2015-03-20
LAWRENCE, SALLY
Executed: 2015-03-19
Assignee
SANJEL CANADA LTD.
SUITE 200, 505 - 2ND STREET SW., CALGARY, T2P 1N8, CANADA
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
Dec 3, 2021
From: SANJEL CANADA LTD.
To: LOS ACQUISITION CO I LLC
Reel/Frame 058277/0736 →
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 →