ClearSign Technologies Corp reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Tulsa, OK
SEC filing record 1 source field available
Fiscal year end
31 December
ClearSign Technologies Corp has filed 785 SEC EDGAR filings since 05 May 2008

SEC filing history

Showing 701-725 of 784 matching filings.

Per page
25
Current page
29
4

OWNERSHIP DOCUMENT

Filing date
22 Jan 2013
Reporting date
17 Jan 2013
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4

OWNERSHIP DOCUMENT

Filing date
22 Jan 2013
Reporting date
17 Jan 2013
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4

OWNERSHIP DOCUMENT

Filing date
22 Jan 2013
Reporting date
17 Jan 2013
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4

OWNERSHIP DOCUMENT

Filing date
22 Jan 2013
Reporting date
17 Jan 2013
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4

OWNERSHIP DOCUMENT

Filing date
22 Jan 2013
Reporting date
17 Jan 2013
SEC evidence
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8-K File 001-35521

FORM 8-K

Filing date
22 Jan 2013
Reporting date
17 Jan 2013
SEC evidence
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8-K File 001-35521

FORM 8-K

Filing date
18 Jan 2013
Reporting date
28 Dec 2012
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4

OWNERSHIP DOCUMENT

Filing date
18 Jan 2013
Reporting date
28 Dec 2012
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SC 13G File 005-86820

FORM SC 13G

Filing date
15 Jan 2013
Reporting date
Not listed
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4

OWNERSHIP DOCUMENT

Filing date
07 Jan 2013
Reporting date
03 Jan 2013
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4

OWNERSHIP DOCUMENT

Filing date
07 Jan 2013
Reporting date
03 Jan 2013
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4

OWNERSHIP DOCUMENT

Filing date
04 Jan 2013
Reporting date
03 Jan 2013
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4

OWNERSHIP DOCUMENT

Filing date
06 Dec 2012
Reporting date
05 Dec 2012
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4

OWNERSHIP DOCUMENT

Filing date
03 Dec 2012
Reporting date
29 Nov 2012
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4

OWNERSHIP DOCUMENT

Filing date
03 Dec 2012
Reporting date
29 Nov 2012
SEC evidence
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3

OWNERSHIP DOCUMENT

Filing date
03 Dec 2012
Reporting date
29 Nov 2012
SEC evidence
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S-8 File 333-184884

FORM S-8

Filing date
13 Nov 2012
Reporting date
Not listed
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8-K File 001-35521

FORM 8-K

Filing date
08 Nov 2012
Reporting date
08 Nov 2012
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424B3 File 333-177946

PROSPECTUS FILED PURSUANT TO RULE 424(B)(3)

Filing date
08 Nov 2012
Reporting date
Not listed
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8-K File 001-35521

FORM 8-K

Filing date
11 Oct 2012
Reporting date
11 Oct 2012
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8-K File 001-35521

FORM 8-K

Filing date
27 Sep 2012
Reporting date
27 Sep 2012
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8-K File 001-35521

FORM 8-K

Filing date
27 Aug 2012
Reporting date
27 Aug 2012
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8-K File 001-35521

8-K CURRENT REPORT

Filing date
24 Aug 2012
Reporting date
23 Aug 2012
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8-K File 001-35521

FORM 8-K

Filing date
21 Aug 2012
Reporting date
21 Aug 2012
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