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Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001104659-24-027566
Filing Date
2024-02-26
Accepted
2024-02-26 17:00:37
Documents
1
Period of Report
2023-02-02

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm247292-2_4aseq1.html 4/A  
1 OWNERSHIP DOCUMENT tm247292-2_4aseq1.xml 4/A 3955
  Complete submission text file 0001104659-24-027566.txt   5591
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 (Issuer) CIK: 0001434524 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3823 Industrial Instruments For Measurement, Display, and Control
(CF Office: 08 Industrial Applications and Services)

Mailing Address C/O CLEARSIGN COMBUSTION CORP. 12870 INTERURBAN AVENUE SOUTH SEATTLE WA 98168
Business Address
Deller Colin James (Reporting) CIK: 0001766480 (see all company filings)

Type: 4/A | Act: 34 | File No.: 001-35521 | Film No.: 24679946