Form PREC14A - Preliminary proxy statements, contested solicitations:
SEC Accession No. 0001558370-25-008241
Filing Date
2025-05-29
Accepted
2025-05-29 16:05:25
Documents
17

Document Format Files

Seq Description Document Type Size
1 PREC14A clir-20241231xprec14a.htm   iXBRL PREC14A 761863
2 GRAPHIC clir-20241231xprec14a_a001.jpg GRAPHIC 5295
3 GRAPHIC clir-20241231xprec14a_bg001.jpg GRAPHIC 112388
4 GRAPHIC clir-20241231xprec14a_bg002.jpg GRAPHIC 80168
  Complete submission text file 0001558370-25-008241.txt   2270566

Data Files

Seq Description Document Type Size
5 EX-101.SCH clir-20241231.xsd EX-101.SCH 3807
6 EX-101.LAB clir-20241231_lab.xml EX-101.LAB 3686
7 EX-101.PRE clir-20241231_pre.xml EX-101.PRE 3510
19 EXTRACTED XBRL INSTANCE DOCUMENT clir-20241231xprec14a_htm.xml XML 393510
Mailing Address 8023 E. 63RD PLACE, SUITE 101 TULSA OK 74133
Business Address 8023 E. 63RD PLACE, SUITE 101 TULSA OK 74133 (918) 236-6461
ClearSign Technologies Corp (Filed by) CIK: 0001434524 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: PREC14A
SIC: 3823 Industrial Instruments For Measurement, Display, and Control
(CF Office: 08 Industrial Applications and Services)

Mailing Address 8023 E. 63RD PLACE, SUITE 101 TULSA OK 74133
Business Address 8023 E. 63RD PLACE, SUITE 101 TULSA OK 74133 (918) 236-6461
ClearSign Technologies Corp (Subject) CIK: 0001434524 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: PREC14A | Act: 34 | File No.: 001-35521 | Film No.: 251003282
SIC: 3823 Industrial Instruments For Measurement, Display, and Control
(CF Office: 08 Industrial Applications and Services)