# Filing Detail

Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0001104659-20-051312
Filing Date
2020-04-27
Accepted
2020-04-27 08:00:56
Documents
4
Period of Report
2020-06-17
Effectiveness Date
2020-04-27

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | DEF 14A | tm205247-4_def14a.htm | DEF 14A | 369582
2 | GRAPHIC | lg_clearsign.jpg | GRAPHIC | 127406
3 | GRAPHIC | tm205247d4_pc1.jpg | GRAPHIC | 600931
4 | GRAPHIC | tm205247d4_pc2.jpg | GRAPHIC | 384880
| Complete submission text file | 0001104659-20-051312.txt |  | 1896050

Mailing Address 12870 INTERURBAN AVENUE SOUTH SEATTLE WA 98168
Business Address 12870 INTERURBAN AVENUE SOUTH SEATTLE WA 98168 (206) 673-4848
ClearSign Technologies Corp (Filer) CIK: 0001434524 (see all company filings)

EIN.: 000000000 | State of Incorp.: WA | Fiscal Year End: 1231
Type: DEF 14A | Act: 34 | File No.: 001-35521 | Film No.: 20817284
SIC: 3823 Industrial Instruments For Measurement, Display, and Control