EXHIBIT 4.20 Seventh Amendment to Agreement of Limited Partnership of Geodyne Institutional/Pension Energy Income Limited Partnership P-8 This Seventh Amendment to Agreement of Limited Partnership of Geodyne Institutional/Pension Energy Income Limited...Geodyne Institutional Pension Energy Inc LTD Partnership P-8 • March 29th, 2006 • Crude petroleum & natural gas
Company FiledMarch 29th, 2006 Industry
EXHIBIT 4.10 Seventh Amendment to Agreement of Limited Partnership of Geodyne Institutional/Pension Energy Income Limited Partnership P-7 This Seventh Amendment to Agreement of Limited Partnership of Geodyne Institutional/Pension Energy Income Limited...Geodyne Institutional Pension Energy Inc LTD Partnership P-8 • March 29th, 2006 • Crude petroleum & natural gas
Company FiledMarch 29th, 2006 Industry
November 1, 2005 TO: All Limited Partners in the Geodyne Institutional/Pension Energy Income Limited Partnership P-8 RE: Election to extend term of Partnership As previously described to you, the limited partnership agreement (the "Agreement") for the...Geodyne Institutional Pension Energy Inc LTD Partnership P-8 • November 1st, 2005 • Crude petroleum & natural gas
Company FiledNovember 1st, 2005 IndustryAs previously described to you, the limited partnership agreement (the "Agreement") for the Geodyne Institutional/Pension Energy Income Limited Partnership P-8 (the "Partnership") provides that the Partnership will automatically terminate and dissolve on December 31, 2005.
January 22, 2004 TO: All Limited Partners in the Geodyne Institutional/Pension Energy Income Limited Partnership P-8 RE: Election to extend term of Partnership As previously described to you, the limited partnership agreement (the "Agreement") for the...Geodyne Institutional Pension Energy Inc LTD Partnership P-8 • January 23rd, 2004 • Crude petroleum & natural gas
Company FiledJanuary 23rd, 2004 IndustryAs previously described to you, the limited partnership agreement (the "Agreement") for the Geodyne Institutional/Pension Energy Income P-8 Limited Partnership (the "Partnership") provides that the Partnership will automatically terminate and dissolve on February 28, 2004.