<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF PROTEON, INC. AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               MAR-30-1996
<EXCHANGE-RATE>                                      1
<CASH>                                          23,691
<SECURITIES>                                     8,649
<RECEIVABLES>                                    9,711
<ALLOWANCES>                                         0
<INVENTORY>                                      8,238
<CURRENT-ASSETS>                                52,188
<PP&E>                                          32,343
<DEPRECIATION>                                  24,377
<TOTAL-ASSETS>                                  60,154
<CURRENT-LIABILITIES>                           12,621
<BONDS>                                              0
<COMMON>                                        49,186
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                     (1,653)
<TOTAL-LIABILITY-AND-EQUITY>                    60,154
<SALES>                                         10,297
<TOTAL-REVENUES>                                14,018
<CGS>                                            5,685
<TOTAL-COSTS>                                    6,787
<OTHER-EXPENSES>                                 7,549
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               (459)
<INCOME-PRETAX>                                    141
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                                141
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       141
<EPS-PRIMARY>                                      .01
<EPS-DILUTED>                                      .01