RESEARCH FRONTIERS INC reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Woodbury, NY
SEC filing record 1 source field available
Fiscal year end
31 December
RESEARCH FRONTIERS INC has filed 902 SEC EDGAR filings since 14 Aug 1995

SEC filing history

Showing 1-12 of 12 matching filings.

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25
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1
SC 13G File 005-38016

SC 13G filing

Filing date
24 Jan 2024
Reporting date
Not listed
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SC 13G File 005-38016

13G

Filing date
19 Oct 2023
Reporting date
Not listed
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SC 13G/A File 005-38016

SC 13G/A filing

Filing date
12 Jul 2021
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SC 13G/A File 005-38016

AMENDMENT NO. 6 TO SCHEDULE 13G

Filing date
15 Mar 2021
Reporting date
Not listed
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SC 13G File 005-38016

SC 13G filing

Filing date
02 Feb 2021
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SC 13G/A File 005-38016

AMENDMENT NO. 5 TO SCHEDULE 13G

Filing date
25 Jan 2021
Reporting date
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SC 13G/A File 005-38016

AMENDMENT NO 4 TO SC 13G

Filing date
27 Aug 2020
Reporting date
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SC 13G/A File 005-38016

SC 13G/A

Filing date
05 Feb 2019
Reporting date
Not listed
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SC 13G/A File 005-38016

SC 13G/A

Filing date
13 Feb 2015
Reporting date
Not listed
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SC 13G File 005-38016

SC 13G filing

Filing date
26 Sep 2013
Reporting date
Not listed
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SC 13G/A File 005-38016

SC 13G/A

Filing date
14 Feb 2013
Reporting date
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SC 13G File 005-38016

SC 13G

Filing date
12 Oct 2012
Reporting date
Not listed
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