<ARTICLE>5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM FORM
10-Q FOR THE PERIOD ENDED 01/31/00.
</LEGEND>
<CIK> 0000704562
<NAME> TECHNICLONE CORPORATION
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                           APR-30-2000
<PERIOD-START>                              MAY-01-1999
<PERIOD-END>                                JAN-31-2000
<EXCHANGE-RATE>                                   1,000
<CASH>                                            2,671
<SECURITIES>                                          0
<RECEIVABLES>                                       490
<ALLOWANCES>                                        363
<INVENTORY>                                          49
<CURRENT-ASSETS>                                  3,155
<PP&E>                                            3,192
<DEPRECIATION>                                    1,453
<TOTAL-ASSETS>                                    5,041
<CURRENT-LIABILITIES>                             6,783
<BONDS>                                               0
<COMMON>                                             88
<PREFERRED-MANDATORY>                                 0
<PREFERRED>                                           0
<OTHER-SE>                                      (5,246)
<TOTAL-LIABILITY-AND-EQUITY>                      5,041
<SALES>                                               0
<TOTAL-REVENUES>                                    278
<CGS>                                                 0
<TOTAL-COSTS>                                    11,449
<OTHER-EXPENSES>                                      0
<LOSS-PROVISION>                                      0
<INTEREST-EXPENSE>                                  279
<INCOME-PRETAX>                                (11,450)
<INCOME-TAX>                                          0
<INCOME-CONTINUING>                            (11,450)
<DISCONTINUED>                                        0
<EXTRAORDINARY>                                       0
<CHANGES>                                             0
<NET-INCOME>                                   (11,450)
<EPS-BASIC>                                      (0.15)
<EPS-DILUTED>                                    (0.15)