v3.25.1
Cover
Jun. 12, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jun. 12, 2025
Entity File Number 000-14893
Entity Registrant Name RESEARCH FRONTIERS INCORPORATED
Entity Central Index Key 0000793524
Entity Tax Identification Number 11-2103466
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 240 CROSSWAYS PARK DRIVE
Entity Address, City or Town WOODBURY
Entity Address, State or Province NY
Entity Address, Postal Zip Code 11797-2033
City Area Code (516)
Local Phone Number 364-1902
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.0001 per share
Trading Symbol REFR
Security Exchange Name NASDAQ
Entity Emerging Growth Company false