<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM FINANCIAL STATEMENTS CONTAINED IN THE MOST RECENT QUARTERLY REPORT ON FORM 10-Q OF RESEARCH FRONTIERS INCORPORATED FOR THE QUARTER ENDED SEPTEMBER 30,2000 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> SEP-30-2000 <CASH> 9,326,249 <SECURITIES> 7,279,912 <RECEIVABLES> 65,000 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 16,785,461 <PP&E> 343,950 <DEPRECIATION> 0 <TOTAL-ASSETS> 17,152,016 <CURRENT-LIABILITIES> 405,689 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 12,159,583 <OTHER-SE> 0 <TOTAL-LIABILITY-AND-EQUITY> 17,152,016 <SALES> 298,693 <TOTAL-REVENUES> 942,884 <CGS> 0 <TOTAL-COSTS> 6,813,771 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> (5,870,887) <INCOME-TAX> 0 <INCOME-CONTINUING> 0 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (5,870,887) <EPS-BASIC> (.49) <EPS-DILUTED> (.49)