# Research Frontiers Inc: Form DEF 14A, filed Apr 29, 2021

- Company: [Research Frontiers Inc](/companies/refr.md) (CIK 793524)
- Form: DEF 14A
- Filed: 2021-04-29
- Accepted by EDGAR: Apr 29, 2021, 09:00 ET
- Period: 2021-04-29
- Accession: 0001493152-21-009992
- Inline XBRL: no
- Main document: https://www.sec.gov/Archives/edgar/data/793524/000149315221009992/formdef14-a.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/793524/000149315221009992/

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/793524/000149315221009992/formdef14-a.htm

Filed Apr 29, 2021.
Source: SEC EDGAR, the filing index for accession 0001493152-21-009992. Last ingested by Listed: Nov 5, 2026, 16:22 ET. No prices; not investment advice.