IP Library › Assignment 068928/0611
Patent Assignment
Reel/Frame 068928/0611

Assignment of Assignor's Interest

Recorded: 2024-10-17 Pages: 7
Assignor
Assignee
LIBERTY OILFIELD SERVICES LLC
950 17TH STREET, #24, DENVER, COLORADO, 80202
Covered Properties (7)
A Method of Pumping an Oilfield Fluid and Split Stream Oilfield Pumping Systems
Patent: 7,845,413 →
Application: 11/754,776 →
Publication: US 2007/0277982
Split Stream Oilfield Pumping Systems
Patent: 8,056,635 →
Application: 12/958,716 →
Publication: US 2011/0067885
Split Stream Oilfield Pumping Systems
Patent: 8,336,631 →
Application: 13/235,699 →
Publication: US 2012/0006550
Split Stream Oilfield Pumping Systems
Patent: 8,851,186 →
Application: 13/711,219 →
Publication: US 2013/0098619
Split Stream Oilfield Pumping Systems
Patent: 9,016,383 →
Application: 14/079,794 →
Publication: US 2014/0069651
Split Stream Oilfield Pumping Systems
Application: 14/666,519 →
Publication: US 2015/0204173
Split Stream Oilfield Pumping Systems
Application: 16/241,028 →
Publication: US 2019/0136677
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: SHAMPINE, ROD; DWYER, PAUL; STOVER, RONNIE; LLOYD, MIKE
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 068919/0113 →
Assignment of Assignor's Interest Oct 16, 2024
From: SCHLUMBERGER TECHNOLOGY CORPORATION
To: LIBERTY OILFIELD SERVICES LLC
Reel/Frame 068919/0202 →
Change of Name Nov 4, 2024
From: LIBERTY OILFIELD SERVICES LLC
To: LIBERTY ENERGY SERVICES LLC
Reel/Frame 069293/0102 →