Mark Identification

THE EXCHANGE CENTER, AN AQUILA ENERGY COMPANY

Serial Number

75768275

Filing Date

Aug 5, 1999

Trademark by

UTILICORP HOLDINGS INC.

Classification Information

Utility services, namely, natural gas title transfer for energy customers

Advertising and Business

Park and loan services, namely, arbitrage of natural gas for energy customers

Insurance and Financial

Utility services, namely, natural gas exchanges for routing natural gas to energy customers and storage of natural gas for energy customers; hub services, namely, providing a link to a network of natural gas pipelines to energy customers

Transportation and storage