IP Library Assignment 019809/0982
Patent Assignment
Reel/Frame 019809/0982

Assignment of Assignor's Interest

Recorded: 2007-09-11 Pages: 10
Assignors
LUHARUKA, RAJESH
Executed: 2007-07-13
SHAMPINE, ROD
Executed: 2007-07-12
HUBENSCHMIDT, JOE
Executed: 2007-07-11
GAMBIER, PHILIPPE
Executed: 2007-07-18
OCHOA, BRIAN
Executed: 2007-07-19
ALLEN, THOMAS
Executed: 2007-07-24
PARRIS, MICHAEL D.
Executed: 2007-07-16
PESSIN, JEAN-LOUIS
Executed: 2007-07-24
LEUGEMORS, EDWARD
Executed: 2007-07-11
MARTINEZ, ALEJANDRO J.
Executed: 2007-07-19
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478
Covered Property (1)
Oilfield Material Delivery Mechanism
Patent: 8,844,615 →
Application: 11/771,789 →
Publication: US 2008/0066911
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 4, 2021
From: SCHLUMBERGER TECHNOLOGY CORPORATION
To: LIBERTY OILFIELD SERVICES LLC
Reel/Frame 054802/0869 →
Security Interest Feb 10, 2021
From: LIBERTY OILFIELD SERVICES LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 055217/0599 →
Patent Security Agreement Jun 15, 2021
From: LIBERTY OILFIELD SERVICES LLC
To: U.S. BANK NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 056596/0168 →
Release of Patent Security Agreement Jan 26, 2023
From: U.S. BANK NATIONAL ASSOCIATION, AS AGENT
To: LIBERTY OILFIELD SERVICES LLC
Reel/Frame 062516/0566 →
Release of Security Interest Jun 26, 2023
From: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
To: LIBERTY OILFIELD SERVICES LLC
Reel/Frame 064058/0405 →
Change of Name Jan 13, 2025
From: LIBERTY OILFIELD SERVICES LLC
To: LIBERTY ENERGY SERVICES LLC
Reel/Frame 069881/0664 →