IP Library Assignment 043873/0133
Patent Assignment
Reel/Frame 043873/0133

Assignment of Assignor's Interest

Recorded: 2017-10-16 Pages: 4
Assignors
COMBS, NATHAN KYLE
Executed: 2017-10-02
WATTERS, JEFFREY THOMAS
Executed: 2017-09-27
BROWN, DAVID DUANE
Executed: 2017-09-26
WATTERS, LARRY THOMAS
Executed: 2017-09-26
Assignee
CSI TECHNOLOGIES LLC
DRILLING TECHNOLOGY CENTER, 2202 OIL CENTER COURT, HOUSTON, TEXAS, 77073
Covered Property (1)
Method of Using Low-Density, Freezable Fluid to Create a Flow Barrier in a Well
Application: 15/668,513 →
Publication: US 2018/0038061
Related Assignments (1)
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 →