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CIK 0001434524 · Non-accelerated filer<br>Smaller reporting company

ClearSign Technologies Corp

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Ticker
CLIR
Exchange
Nasdaq
Industry
Industrial Instruments For Measurement, Display, and Control
FY end
Dec 31
Incorporated
DE
Entity type
operating
Phone
(918) 500-7312
Business address
8023 E. 63RD PLACE, SUITE 101, TULSA, OK, 74133
Former names
CLEARSIGN COMBUSTION CORP
  1. 8-K Event Executive or director change · Other events
  2. DEFA14A Proxy Proxy Materials
  3. 8-K Event Other events
  4. UPLOAD Other SEC-generated Letter
  5. 8-K Event Results of operations · Regulation FD disclosure
  6. S-1 Offering Registration Statement
  7. 10-Q Report Quarterly Report
  8. 8-K Event Unregistered share sale · Other events
  9. ARS Other Annual Report to Security Holders
  10. DEFA14A Proxy Proxy Materials
  11. DEF 14A Proxy Proxy Statement
  12. D Other Notice of Sales of Unregistered Securities
  13. 8-K Event Delisting notice · Other events
  14. PRE 14A Proxy Proxy Statement (Preliminary)
  15. 10-K/A Report 10-K/A
  16. 8-K Event Results of operations · Regulation FD disclosure · Other events
  17. 4 Derivatives Options or other derivatives
  18. 3 Insider Initial Statement of Ownership
  19. 8-K Event Executive or director change · Regulation FD disclosure · Other events
  20. 8-K Event Material agreement · Unregistered share sale

Page 8 of 40 · 794 filings