0000950157-04-000190 8-A12B/A 2 20040322 ASHLAND INC 0000007694 5160 610122250 KY 0930 8-A12B/A 34 001-02918 04682866 50 E. RIVERCENTER BOULEVARD COVINGTON KY 41012 6068153333 50 E. RIVERCENTER BOULEVARD COVINGTON KY 41012 ASHLAND OIL INC 19920703 ASHLAND OIL & REFINING CO 19700806 8-A12B/A 1 form8-a12ba.txt AMENDMENT NO. 1 EX-4.1 3 ex4-1_1.txt AMENDMENT NO. 1 TO RIGHTS AGREEMENT