# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001104659-21-044241
Filing Date
2021-03-31
Accepted
2021-03-31 06:02:40
Documents
83
Period of Report
2020-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | FORM 10-K | tm211074d1_10k.htm | 10-K | 740010
2 | EXHIBIT 23.1 | tm211074d1_ex23-1.htm | EX-23.1 | 2540
3 | EXHIBIT 31.1 | tm211074d1_ex31-1.htm | EX-31.1 | 11414
4 | EXHIBIT 31.2 | tm211074d1_ex31-2.htm | EX-31.2 | 11463
5 | EXHIBIT 32.1 | tm211074d1_ex32-1.htm | EX-32.1 | 4873
6 | GRAPHIC | tm211074d1_10ksp1img001.jpg | GRAPHIC | 2852
7 | GRAPHIC | tm211074d1_10ksp2img001.jpg | GRAPHIC | 12830
8 | GRAPHIC | tm211074d1_10ksp3img001.jpg | GRAPHIC | 34205
| Complete submission text file | 0001104659-21-044241.txt |  | 6462483

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
9 | XBRL INSTANCE DOCUMENT | clir-20201231.xml | EX-101.INS | 1584202
10 | XBRL TAXONOMY EXTENSION SCHEMA | clir-20201231.xsd | EX-101.SCH | 63733
11 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | clir-20201231_cal.xml | EX-101.CAL | 53247
12 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | clir-20201231_def.xml | EX-101.DEF | 217464
13 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | clir-20201231_lab.xml | EX-101.LAB | 431907
14 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | clir-20201231_pre.xml | EX-101.PRE | 414478

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: 10-K | Act: 34 | File No.: 001-35521 | Film No.: 21789635
SIC: 3823 Industrial Instruments For Measurement, Display, and Control