Assignment of Assignor's Interest

Recorded: 2006-01-30 Received: 2006-01-30 Pages: 4

Assignor

ZUPANICK, JOSEPH A.

Executed: 2000-03-21

Assignee

CDX GAS, LLC

5485 BELTLINE ROAD, SUITE 280, DALLAS, TX, 75240-7656, UNITED STATES

Covered Properties (5)

Method and System for Accessing Subterranean Deposits from the Surface

Application: 10/256,412 →

Method and System for Accessing Subterranean Deposits from the Surface

Application: 09/885,219 →

Method and System for Accessing Subterrane Deposits from the Surface

Application: 09/789,956 →

Multi-Well Structure for Accessing Subterranean Deposits

Application: 09/788,897 →

Wellbore Pattern for Uniform Access to Subterranean Deposits

Application: 09/791,033 →