# Filing Detail

Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]
SEC Accession No. 0001571049-17-008599
Filing Date
2017-11-27
Accepted
2017-11-27 09:23:04
Documents
6

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | AMENDMENT NO. 1 TO FORM S-1 | t1702958-s1a.htm | S-1/A | 492305
2 | GRAPHIC | lg_clearsign.jpg | GRAPHIC | 64250
3 | GRAPHIC | t1702894_duplex-reduce.jpg | GRAPHIC | 255125
4 | GRAPHIC | t1702894_duplex-increase.jpg | GRAPHIC | 252311
5 | GRAPHIC | t1702894_map-ozone.jpg | GRAPHIC | 275917
6 | GRAPHIC | t1702894_map-ozoneproj.jpg | GRAPHIC | 398541
| Complete submission text file | 0001571049-17-008599.txt |  | 2210444

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

EIN.: 000000000 | State of Incorp.: WA
Type: S-1/A | Act: 33 | File No.: 333-221467 | Film No.: 171221963
SIC: 3823 Industrial Instruments For Measurement, Display, and Control