Assignment of Assignor's Interest

Recorded: 2019-09-03 Pages: 9

Assignors

SANTOS, CATHERINE MARTIN

Executed: 2019-07-24

GUO, LI

Executed: 2014-09-22

Assignee

3000 N. SAM HOUSTON PARKWAY E., HOUSTON, TEXAS, 77032-3219

Covered Properties (2)

Emulsifiers for Direct Emulsion Drilling Fluids

Patent: 11,034,877 →

Application: 16/480,306 →

Publication: US 2020/0339859

Emulsifiers for Direct Emulsion Drilling Fluids

Application: 62/703,579 →