Patent Assignment
Reel/Frame 044250/0794
Assignment of Assignor's Interest
Recorded: 2017-11-29
Pages: 2
Assignor
HOLDER, BARRY K.
Executed: 2015-03-16
Assignee
SUPERIOR ENERGY SERVICES, LLC
1105 PETERS ROAD, HARVEY, LOUISIANA, 70058
Covered Property
(1)
Stimulation Methods and Apparatuses Utilizing Downhole Tools
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →