Patent Assignment
Reel/Frame 050540/0430
Assignment of Assignor's Interest
Recorded: 2019-09-30
Pages: 8
Assignors
CHEN, YIYAN
Executed: 2019-08-27
KHRAMOV, DIMITRI M.
Executed: 2019-09-26
ADDICKS, GLYNDA A.
Executed: 2019-09-25
Assignee
M-I L.L.C.
5950 NORTH COURSE DRIVE, HOUSTON, TEXAS, 77072
Covered Properties
(2)
Invert Emulsifiers from Dcpd Copolymers and Their Derivatives for Drilling Applications
Invert Emulsifiers from Dcpd Copolymers and Their Derivatives for Drilling Applications
Application:
62/425,357 →
Related Assignments
(1)
Other recorded transfers of the patents in this record — the chain of ownership.