Patent Assignment
Reel/Frame 068919/0113
Assignment of Assignor's Interest
Recorded: 2024-10-16
Pages: 12
Assignors
SHAMPINE, ROD
Executed: 2007-06-07
DWYER, PAUL
Executed: 2007-06-12
STOVER, RONNIE
Executed: 2007-06-12
LLOYD, MIKE
Executed: 2007-06-08
PESSIN, JEAN-LOUIS
Executed: 2007-06-25
LEUGEMORS, EDWARD
Executed: 2007-06-12
WELCH, LARRY D.
Executed: 2007-07-12
HUBENSCHMIDT, JOE
Executed: 2007-07-11
GAMBIER, PHILIPPE
Executed: 2007-06-18
HUEY, WILLIAM TROY
Executed: 2007-06-07
ALLAN, TOM
Executed: 2007-06-10
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478
Covered Properties
(7)
A Method of Pumping an Oilfield Fluid and Split Stream Oilfield Pumping Systems
Split Stream Oilfield Pumping Systems
Split Stream Oilfield Pumping Systems
Split Stream Oilfield Pumping Systems
Split Stream Oilfield Pumping Systems
Split Stream Oilfield Pumping Systems
Split Stream Oilfield Pumping Systems
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 9, 2007
From: SHAMPINE, ROD; DWYER, PAUL; STOVER, RONNIE; LLOYD, MIKE
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 019671/0556 →
Assignment of Assignor's Interest
Oct 16, 2024
From: SCHLUMBERGER TECHNOLOGY CORPORATION
To: LIBERTY OILFIELD SERVICES LLC
Reel/Frame 068919/0202 →
Assignment of Assignor's Interest
Oct 17, 2024
From: SCHLUMBERGER TECHNOLOGY CORPORATION
To: LIBERTY OILFIELD SERVICES LLC
Reel/Frame 068928/0611 →
Change of Name
Nov 4, 2024
From: LIBERTY OILFIELD SERVICES LLC
To: LIBERTY ENERGY SERVICES LLC
Reel/Frame 069293/0102 →