IP Library › Assignment 009237/0778
Patent Assignment
Reel/Frame 009237/0778

Assignment of Assignor's Interest

Recorded: 1998-03-20 Pages: 2
Assignor
PATEL, ARVIND D.
Executed: 1998-03-16
Assignee
M-I L.L.C.
1201 LOUISIANA, HOUSTON, TEXAS, 77072
Covered Property (1)
Invert Emulsion Fluids Suitable for Drilling
Patent: 5,985,800 →
Application: 09/043,868 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 26, 2010
From: M-I HOLDINGS L.L.C.
To: M-I L.L.C.
Reel/Frame 025192/0491 →
Change of Name Oct 26, 2010
From: M-I L.L.C.
To: M-I HOLDINGS L.L.C.
Reel/Frame 025192/0511 →