Change of Name

Recorded: 2005-04-07 Received: 2005-04-07 Pages: 5

Assignor

REED-HYCALOG OPERATING, L.P.

Executed: 2003-01-22

Assignee

REEDHYCALOG, L.P.

400 N. SAM HOUSTON PARKWAY EAST, SUITE 900, HOUSTON, TX, 77060, UNITED STATES

Covered Properties (4)

Fabrication Process for Powder Composite Rod

Application: 09/683,030 →

Rock Bit Face Seal Having Lubrication Gap

Application: 09/683,022 →

Accelerometer Caliper While Drilling

Application: 09/841,659 →

Fabrication Process for High Density Powder Composite Hardfacing Rod

Application: 09/782,341 →