IP Library › Assignment 047020/0754
Patent Assignment
Reel/Frame 047020/0754

Assignment of Assignor's Interest

Recorded: 2018-10-01 Pages: 5
Assignors
HE, KAI
Executed: 2016-06-14
XU, LIANG
Executed: 2016-06-14
LORD, PAUL
Executed: 2016-06-14
Assignee
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E., HOUSTON, TEXAS, 77032-3219
Covered Property (1)
Determining Residual Friction Reducer Concentrations for Subterranean Treatment Fluids
Application: 16/090,410 →
Publication: US 2019/0119563
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 1, 2018
From: HALLIBURTON ENERGY SERVICES, INC.
To: MULTI-CHEM GROUP, LLC
Reel/Frame 047020/0817 →
Assignment of Assignor's Interest May 10, 2021
From: MULTI-CHEM GROUP, LLC
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 056681/0849 →