Exhibit 4.11 Syntroleum - Stock Option Agreement ------------------------------ -------------------------------------------------- CONFIDENTIAL This Stock Option Agreement (the "Agreement") made this 20th day of June, 1997, by and between Syntroleum...Syntroleum - Stock Option Agreement • September 25th, 1998 • Syntroleum Corp • Crude petroleum & natural gas • Oklahoma
Contract Type FiledSeptember 25th, 1998 Company Industry Jurisdiction