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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001104659-20-064278
Filing Date
2020-05-20
Accepted
2020-05-20 16:30:28
Documents
1
Period of Report
2020-05-18

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm2020299d2_4.html 4  
1 OWNERSHIP DOCUMENT tm2020299d2_4.xml 4 7432
  Complete submission text file 0001104659-20-064278.txt   8913
Mailing Address 12870 INTERURBAN AVENUE SOUTH SEATTLE WA 98168
Business Address 12870 INTERURBAN AVENUE SOUTH SEATTLE WA 98168 (206) 673-4848
ClearSign Technologies Corp (Issuer) CIK: 0001434524 (see all company filings)

IRS No.: 000000000 | State of Incorp.: WA | Fiscal Year End: 1231
SIC: 3823 Industrial Instruments For Measurement, Display, and Control

Mailing Address 119 WARREN AVENUE SPRING LAKE NJ 07762
Business Address
HOFFMAN Robert Thurston Sr (Reporting) CIK: 0001748409 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-35521 | Film No.: 20898487