Mark Identification

OPENWELLS

Serial Number

78167350

Filing Date

Sep 24, 2002

Registration Date

May 11, 2004

Trademark by

LANDMARK GRAPHICS CORPORATION

Active Trademark

Classification Information

Computer software for use in capturing wellsite activity data, performing operational and data analysis, capturing detailed cost data, providing knowledge management capabilities, and providing customized reporting capabilities, all for use in the exploration, development and/or production of hydrocarbons and other mineral deposits

Electrical and Scientific Apparatus