Patent Assignment
Reel/Frame 039075/0648
Assignment of Assignor's Interest
Recorded: 2016-07-05
Pages: 4
Assignors
SABINS, FRED
Executed: 2016-06-21
BROWN, DAVID
Executed: 2016-06-16
WATTERS, JEFFREY
Executed: 2016-06-23
LEAL, JORGE ESTEBAN
Executed: 2016-06-21
WATTERS, LARRY
Executed: 2016-06-21
LI, XIAOXU
Executed: 2016-06-23
Assignee
CSI TECHNOLOGIES LLC
DRILLING TECHNOLOGY CENTER, 2202 OIL CENTER COURT, HOUSTON, TEXAS, 77073
Covered Property
(1)
Riserless Abandonment Operation Using Sealant and Cement
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 30, 2020
From: CSI TECHNOLOGIES, L.L.C.
To: WILD WELL CONTROL, INC.
Reel/Frame 053091/0345 →
Security Interest
Feb 11, 2021
From: CSI TECHNOLOGIES, LLC; SPN WELL SERVICES. INC.; STABIL DRILL SPECIALTIES, LLC; SUPERIOR ENERGY SERVICES, L.L.C.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 055281/0031 →
Security Interest
Oct 9, 2025
From: STABIL DRILL SPECIALTIES, L.L.C.; SUPERIOR INSPECTION SERVICES, L.L.C.; H.B. RENTALS, L.C.; SUPERIOR ENERGY SERVICES, INC.
To: TRUIST BANK, AS NOTES COLLATERAL AGENT
Reel/Frame 072526/0562 →