IP Library Assignment 041646/0225
Patent Assignment
Reel/Frame 041646/0225

Assignment of Assignor's Interest

Recorded: 2017-03-20 Pages: 4
Assignors
FENG, LIJIE
Executed: 2014-11-12
XU, LIANG
Executed: 2014-11-12
Assignee
MULTI-CHEM GROUP, LLC
2905 SOUTHWEST BLVD., SAN ANGELO, TEXAS, 76904
Covered Property (1)
Surfactant Selection Methods for Wetting Alteration in Subterranean Formations
Application: 15/512,724 →
Publication: US 2017/0292375
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 10, 2021
From: MULTI-CHEM GROUP, LLC
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 056681/0849 →