Research Frontiers(REFR) - 2023 Q1 - Quarterly Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 or 15(d) of THE SECURITIES AND EXCHANGE ACT OF 1934 For the quarter ended March 31, 2023 Commission File Number 000-14893 RESEARCH FRONTIERS INCORPORATED (Exact name of registrant as specified in its charter) Title of Class Name of Exchange on Which Registered Common Stock, $0.0001 Par Value The NASDAQ Stock Market Securities registered pursuant to Section 12(g) of the Act: None Indicate ...