EXHIBIT 4.6 SECOND AMENDMENT TO RIGHTS AGREEMENT THIS SECOND AMENDMENT TO RIGHTS AGREEMENT, dated as of December 31, 2001, is entered into between USX Corporation, a Delaware corporation, to be renamed "Marathon Oil Corporation" (the "Company" or...Rights Agreement • February 6th, 2002 • Marathon Oil Corp • Petroleum refining • New York
EXHIBIT 4.4 MARATHON OIL CORPORATION, Issuer and JPMORGAN CHASE BANK, Trustee INDENTURE Dated as of _____________, 2002, Senior Debt Securities RECONCILIATION AND TIE BETWEEN SECTIONS 3.10 THROUGH 3.18(a), INCLUSIVE, OF THE TRUST INDENTURE ACT OF 1939...Marathon Oil Corp • February 6th, 2002 • Petroleum refining • New York
EXHIBIT 4.5 MARATHON OIL CORPORATION, Issuer and JPMORGAN CHASE BANK, Trustee INDENTURE Dated as of _____________, 2002, Subordinated Debt Securities RECONCILIATION AND TIE BETWEEN SECTIONS 3.10 THROUGH 3.18(a), INCLUSIVE, OF THE TRUST INDENTURE ACT...Marathon Oil Corp • February 6th, 2002 • Petroleum refining • New York
