Mark Identification

REVOLUTION

Serial Number

76472899

Filing Date

Dec 9, 2002

Registration Date

May 25, 2004

Trademark by

WEATHERFORD TECHNOLOGY HOLDINGS LLC

Active Trademark

Classification Information

Downhole tools used in the drilling of oil and gas wells for steerable rotary drilling, namely, a rotary steerable system

Machinery

Well drilling services, namely use of downhole tools capable of steerable rotary drilling

Building Construction and Repair