Patent Assignment
Reel/Frame 029107/0383
Assignment of Assignor's Interest
Recorded: 2012-10-10
Pages: 15
Assignors
LUHARUKA, RAJESH
Executed: 2012-07-24
PETUKHOVA, GALINA GENNADIEVNA
Executed: 2012-06-26
HODGSON, KIM A.
Executed: 2012-10-09
LEUGEMORS, EDWARD
Executed: 2012-08-03
MAKARYCHEV-MIKHAYLOV, SERGEY MIKHAILOVICH
Executed: 2012-08-03
KABANNIK, ARTEM VALERYEVICH
Executed: 2012-06-21
LINK, BOBBY
Executed: 2012-06-27
JOHNSON, DENNIS
Executed: 2012-08-09
NEVVONEN, OLGA VLADIMIROVNA
Executed: 2012-08-03
QUITERIO, MEGROSE
Executed: 2012-07-31
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478
Covered Property
(1)
System and Method for Mitigating Dust Migration at a Wellsite
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 →