+E
Mark Identification

+E

Serial Number

76378178

Filing Date

Mar 1, 2002

Registration Date

Dec 16, 2003

Trademark by

OGE ENERGY CORP.

Classification Information

Drilling of natural gas

Building Construction and Repair

Transmission of natural gas through pipelines

Transportation and storage

Production, gathering and processing of natural gas

Treatment of Materials

Geothermal heating and cooling design for others; design of energy efficient homes for others

Computer and Scientific