<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM FORM 10-Q FOR THE PERIOD ENDED 7/31/99. </LEGEND> <CIK> 0000704562 <NAME> TECHNICLONE CORPORATION <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> APR-30-2000 <PERIOD-START> MAY-01-1999 <PERIOD-END> JUL-31-1999 <EXCHANGE-RATE> 1,000 <CASH> 1,632 <SECURITIES> 0 <RECEIVABLES> 524 <ALLOWANCES> 221 <INVENTORY> 48 <CURRENT-ASSETS> 2,398 <PP&E> 3,083 <DEPRECIATION> 1,193 <TOTAL-ASSETS> 6,487 <CURRENT-LIABILITIES> 5,785 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 76 <OTHER-SE> (2,846) <TOTAL-LIABILITY-AND-EQUITY> 6,487 <SALES> 0 <TOTAL-REVENUES> 63 <CGS> 0 <TOTAL-COSTS> 2,964 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 88 <INCOME-PRETAX> (2,989) <INCOME-TAX> 0 <INCOME-CONTINUING> (2,989) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (2,989) <EPS-BASIC> (0.04) <EPS-DILUTED> (0.04)