Form 424B5 - Prospectus [Rule 424(b)(5)]:
SEC Accession No. 0001144204-18-010298
Filing Date
2018-02-22
Accepted
2018-02-22 17:19:26
Documents
8

Document Format Files

Seq Description Document Type Size
1 PRELIMINARY PROSPECTUS SUPPLEMENT tv486668_424b5.htm 424B5 460896
2 GRAPHIC logo_clearsign.jpg GRAPHIC 29428
3 GRAPHIC spacer.gif GRAPHIC 43
4 GRAPHIC tv486668_img-dplxreduce.jpg GRAPHIC 103066
5 GRAPHIC tv486668_img-dplxincrease.jpg GRAPHIC 101381
6 GRAPHIC tv486668_map-ozone.jpg GRAPHIC 118669
7 GRAPHIC tv486668_map-ozoneproj.jpg GRAPHIC 160112
8 GRAPHIC line.gif GRAPHIC 43
  Complete submission text file 0001144204-18-010298.txt   1168768
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 | Fiscal Year End: 1231
Type: 424B5 | Act: 33 | File No.: 333-208784 | Film No.: 18633585
SIC: 3823 Industrial Instruments For Measurement, Display, and Control