IP Library Assignment 051939/0780
Patent Assignment
Reel/Frame 051939/0780

Assignment of Assignor's Interest

Recorded: 2020-02-26 Pages: 4
Assignors
LAN, QIANG
Executed: 2017-09-19
DAVIS, NATHAN DARRELL
Executed: 2017-09-19
Assignee
MULTI-CHEM GROUP, LLC
2905 SOUTHWEST BLVD., SAN ANGELO, TEXAS, 76904
Covered Property (1)
Amidodiamine Corrosion Inhibitors
Application: 16/642,278 →
Publication: US 2021/0079290
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 →