Patent Assignment
Reel/Frame 007974/0397
Assignment of Assignor's Interest
Recorded: 1996-03-13
Pages: 2
Assignor
PATEL, ARVIND
Executed: 1996-03-13
Assignee
M-I DRILLING FLUIDS L.L.C.
5950 NORTH COURSE DRIVE, HOUSTON, TEXAS, 77072
Covered Property
(1)
Water-Based Drilling Fluids with High Temperature Fluid Loss Control Additive
Patent:
5,789,349 →
Application:
08/614,681 →
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Conversion Agreement with Certificate of Formation
Feb 18, 1997
From: M-I DRILLING FLUIDS COMPANY
To: M-I DRILLING FLUIDS COMPANY, L.L.C.
Reel/Frame 008353/0033 →
Assignment of Assignor's Interest
Feb 18, 1997
From: PATEL, ARVIND D.
To: M-I DRILLING FLUIDS, L.L.C.
Reel/Frame 008353/0193 →
Assignment of Assignor's Interest
Feb 18, 1997
From: M-I DRILLING FLUIDS COMPANY LIMITED PARTNERSHIP; M-I DRILLING FLUIDS COMPANY L.L.C.
To: M-I DRILLING FLUIDS COMPANY L.L.C.
Reel/Frame 008353/0202 →
Change of Name
Feb 18, 1997
From: M-I DRILLING FLUIS COMOPANY L.L.C.
To: M-I DRILLING FLUIDS L.L.C.
Reel/Frame 008353/0210 →
Change of Name
Oct 26, 2010
From: M-I DRILLING FLUIDS L.L.C.
To: M-I L.L.C.
Reel/Frame 025192/0508 →
Change of Name
Oct 26, 2010
From: M-I L.L.C.
To: M-I HOLDINGS L.L.C.
Reel/Frame 025192/0511 →
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 →