0000898430-00-002431 S-3/A 2 20000815 ACACIA RESEARCH CORP 0000934549 6282 954405754 DE 1231 S-3/A 33 333-43222 703598 55 SOUTH LAKE AVE STE B PASADENA CA 91101 6264496431 12 S RAYMOND AVENUE SUITE B PASADENA CA 91105 S-3/A 1 0001.txt AMENDMENT NO.1 EX-23.1 2 0002.txt CONSENT OF INDEPENDENT ACCOUNTANTS