EXHIBIT 4.11 PURCHASE AND SALE AGREEMENT EFFECTIVE MARCH 1, 2004 BETWEEN CALEX AND WESTPORT PETROLEUM, INC. PURCHASE AND SALE AGREEMENT BY AND BETWEEN CALIFORNIA EXPLORATION, INC.Purchase and Sale Agreement • December 3rd, 2004 • Baradero Resources Ltd. • Non-operating establishments • Texas
Contract Type FiledDecember 3rd, 2004 Company Industry Jurisdiction