IP Library Assignment 055712/0871
Patent Assignment
Reel/Frame 055712/0871

Assignment of Assignor's Interest

Recorded: 2021-03-25 Pages: 2
Assignor
M-I L.L.C.
Executed: 2021-03-25
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478
Covered Property (1)
Invert Emulsifiers from Dcpd Copolymers and Their Derivatives for Drilling Applications
Application: 15/817,865 →
Publication: US 2018/0142135
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 30, 2019
From: CHEN, YIYAN; KHRAMOV, DIMITRI M.; ADDICKS, GLYNDA A.
To: M-I L.L.C.
Reel/Frame 050540/0430 →