Patent Assignment
Reel/Frame 026664/0050
Assignment of Assignor's Interest
Recorded: 2011-07-28
Pages: 15
Assignors
LOGAN, GORDON
Executed: 2009-11-19
HUNTER, MARTIN
Executed: 2009-12-16
BINGHAM, RICHARD
Executed: 2009-04-21
EIA, JAN THORE
Executed: 2009-12-14
LAUDER, COLIN
Executed: 2010-02-15
Assignees
M-I L.L.C.
5950 NORTH COURSE DRIVE, HOUSTON, TEXAS, 77072
M-I DRILLING FLUIDS UK LIMITED
JOHNSTONE HOUSE, 52-54 ROSE STREET, ABERDEEN, SCOTLAND, AB10 1UD, UNITED KINGDOM
SCHLUMBERGER NORGE AS
RISABERGVEIEN 3, TANANGER, 4056, NORWAY
Covered Property
(1)
Methods for Granular Scavenger Material Transfer
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.