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Mailing Address 240 CROSSWAYS PARK DR WOODBURY NY 11797-2033
Business Address 240 CROSSWAYS PARK DR WOODBURY NY 11797-2033 5163641902
RESEARCH FRONTIERS INC CIK#: 0000793524 (see all company filings)

SIC: 6794 - PATENT OWNERS & LESSORS
State location: NY | State of Inc.: DE | Fiscal Year End: 1231
(CF Office: 05 Real Estate & Construction)
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Items 1 - 40  0000793524 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001493152-24-009207 (34 Act)  Size: 4 MB
2024-03-07 000-14893
24729955
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001997166-24-000002 (34 Act)  Size: 7 KB
2024-01-24 005-38016
24558959
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-23-039137 (34 Act)  Size: 2 MB
2023-11-02 000-14893
231372063
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001997166-23-000004 (34 Act)  Size: 7 KB
2023-10-19 005-38016
231334745
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-23-026617 (34 Act)  Size: 2 MB
2023-08-03 000-14893
231139746
8-K  Documents   Interactive Data Current report, items 5.07 and 9.01
Acc-no: 0001493152-23-020853 (34 Act)  Size: 205 KB
2023-06-12 000-14893
231007204
8-K  Documents   Interactive Data Current report, items 3.01, 5.02, and 9.01
Acc-no: 0001493152-23-020085 (34 Act)  Size: 398 KB
2023-06-05 000-14893
23991316
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-23-015427 (34 Act)  Size: 1 MB
2023-05-04 000-14893
23888450
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0001493152-23-014679 (34 Act)  Size: 866 KB
2023-04-28 000-14893
23865710
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001493152-23-007116 (34 Act)  Size: 4 MB
2023-03-09 000-14893
23719649
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-22-030341 (34 Act)  Size: 2 MB
2022-11-03 000-14893
221357807
8-K  Documents   Interactive Data Current report, items 1.01, 7.01, and 9.01
Acc-no: 0001493152-22-026338 (34 Act)  Size: 439 KB
2022-09-20 000-14893
221252611
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-22-021311 (34 Act)  Size: 2 MB
2022-08-04 000-14893
221136392
8-K  Documents   Interactive Data Current report, items 5.02, 5.07, and 9.01
Acc-no: 0001493152-22-016592 (34 Act)  Size: 263 KB
2022-06-13 000-14893
221012546
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-22-012224 (34 Act)  Size: 1 MB
2022-05-05 000-14893
22896052
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0001493152-22-011578 (34 Act)  Size: 437 KB
2022-04-29 000-14893
22876194
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001493152-22-006393 (34 Act)  Size: 4 MB
2022-03-09 000-14893
22725344
10-Q/A  Documents   Interactive Data [Amend] Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-22-005412 (34 Act)  Size: 2 MB
2022-02-24 000-14893
22671714
10-Q/A  Documents   Interactive Data [Amend] Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-22-005408 (34 Act)  Size: 2 MB
2022-02-24 000-14893
22671579
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-21-027241 (34 Act)  Size: 1 MB
2021-11-04 000-14893
211379806
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-21-018717 (34 Act)  Size: 1 MB
2021-08-05 000-14893
211148035
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000834237-21-008738 (34 Act)  Size: 12 KB
2021-07-12 005-38016
211084426
8-K  Documents Current report, item 5.07
Acc-no: 0001493152-21-014028 (34 Act)  Size: 29 KB
2021-06-10 000-14893
211008377
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-21-010853 (34 Act)  Size: 1 MB
2021-05-10 000-14893
21905533
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0001493152-21-009992 (34 Act)  Size: 479 KB
2021-04-29 000-14893
21867392
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001193125-21-081384 (34 Act)  Size: 126 KB
2021-03-15 005-38016
21741672
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001493152-21-005808 (34 Act)  Size: 3 MB
2021-03-11 000-14893
21733222
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000834237-21-006840 (34 Act)  Size: 13 KB
2021-02-02 005-38016
21580555
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001193125-21-015836 (34 Act)  Size: 136 KB
2021-01-25 005-38016
21549112
8-K  Documents Current report, items 7.01 and 9.01
Acc-no: 0001493152-21-000918 (34 Act)  Size: 83 KB
2021-01-13 000-14893
21525354
8-K  Documents Current report, items 5.02 and 9.01
Acc-no: 0001493152-20-022952 (34 Act)  Size: 56 KB
2020-12-04 000-14893
201369886
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-20-020589 (34 Act)  Size: 1 MB
2020-11-05 000-14893
201290285
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001193125-20-233036 (34 Act)  Size: 129 KB
2020-08-27 005-38016
201142806
8-K  Documents Current report, items 5.02 and 9.01
Acc-no: 0001493152-20-016064 (34 Act)  Size: 77 KB
2020-08-17 000-14893
201109379
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-20-014847 (34 Act)  Size: 1 MB
2020-08-06 000-14893
201081432
8-K  Documents Current report, items 7.01 and 9.01
Acc-no: 0001493152-20-014560 (34 Act)  Size: 70 KB
2020-08-04 000-14893
201071033
8-K  Documents Current report, items 7.01 and 9.01
Acc-no: 0001493152-20-012391 (34 Act)  Size: 450 KB
2020-07-01 000-14893
201005639
8-K  Documents Current report, item 5.07
Acc-no: 0001493152-20-010995 (34 Act)  Size: 30 KB
2020-06-11 000-14893
20957078
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001493152-20-007937 (34 Act)  Size: 1 MB
2020-05-07 000-14893
20856176
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0001493152-20-007351 (34 Act)  Size: 601 KB
2020-04-29 000-14893
20830940