Assignment of Assignor's Interest

Recorded: 1999-11-01 Pages: 4

Assignor

MURRAY, GEOFFREY NEIL

Executed: 1999-10-11

Assignee

WEATHERFORD US, L.P.

SUITE 600, 515 POST OAK BLVD., HOUSTON, TEXAS, 77027

Covered Property (1)

Friction Reducing Tool for Oilfield Drilling Applications

Patent: 6,382,333 →

Application: 09/380,940 →

Related Assignments (1)

Other recorded transfers of the patent in this record — the chain of ownership.