# Filing Detail

Form 424B1 - Prospectus [Rule 424(b)(1)]:
SEC Accession No. 0001144204-12-023622
Filing Date
2012-04-25
Accepted
2012-04-25 10:15:39
Documents
16

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | FORM 424B1 | v310538_424b1.htm | 424B1 | 778623
2 | GRAPHIC | logo.jpg | GRAPHIC | 21669
3 | GRAPHIC | pg25a.jpg | GRAPHIC | 41603
4 | GRAPHIC | pg25b.jpg | GRAPHIC | 41302
5 | GRAPHIC | pg25c.jpg | GRAPHIC | 52520
6 | GRAPHIC | pg25d.jpg | GRAPHIC | 29872
7 | GRAPHIC | pg26a.jpg | GRAPHIC | 38470
8 | GRAPHIC | pg26b.jpg | GRAPHIC | 37971
9 | GRAPHIC | pg26c.jpg | GRAPHIC | 22980
10 | GRAPHIC | pg26d.jpg | GRAPHIC | 23250
11 | GRAPHIC | pg26e.jpg | GRAPHIC | 22861
12 | GRAPHIC | pg27a.jpg | GRAPHIC | 30728
13 | GRAPHIC | pg27b.jpg | GRAPHIC | 36428
14 | GRAPHIC | pg32.jpg | GRAPHIC | 147296
15 | GRAPHIC | pg33.jpg | GRAPHIC | 148033
16 | GRAPHIC | pg90b.jpg | GRAPHIC | 18338
| Complete submission text file | 0001144204-12-023622.txt |  | 1764389

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: 424B1 | Act: 33 | File No.: 333-177946 | Film No.: 12778293
SIC: 3823 Industrial Instruments For Measurement, Display, and Control