IP Library › Assignment 051130/0555
Patent Assignment
Reel/Frame 051130/0555

Assignment of Assignor's Interest

Recorded: 2019-11-27 Pages: 5
Assignors
XU, LIANG XIN
Executed: 2017-11-16
NGUYEN, PHILIP
Executed: 2017-11-14
HE, KAI
Executed: 2017-11-16
Assignee
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E., HOUSTON, TEXAS, 77032-3219
Covered Property (1)
Self Propping Surfactant For Well Stimulation
Application: 16/617,804 →
Publication: US 2020/0190399
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 27, 2019
From: HALLIBURTON ENERGY SERVICES, INC.
To: MULTI-CHEM GROUP LLC
Reel/Frame 051131/0474 →
Assignment of Assignor's Interest May 10, 2021
From: MULTI-CHEM GROUP, LLC
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 056681/0849 →