CIK 0001434524 · Non-accelerated filer<br>Smaller reporting company
ClearSign Technologies Corp
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- 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
- PREC14A Other PREC14A
- DEFA14A Proxy Proxy Materials
- PREN14A Other PREN14A
- S-8 Other Securities Offered to Employees in Benefit Plans
- EFFECT Other Notice of Effectiveness
- D Other Notice of Sales of Unregistered Securities
- RW Other RW
- CERTNAS Other Certification by the Nasdaq Stock Market
- 8-A12B Other Registration of Securities
- CERTNAS Other Certification by the Nasdaq Stock Market
- EFFECT Other Notice of Effectiveness
- S-8 Other Securities Offered to Employees in Benefit Plans
- DEFR14A Other DEFR14A
- EFFECT Other Notice of Effectiveness
- S-8 Other Securities Offered to Employees in Benefit Plans
- EFFECT Other Notice of Effectiveness
- POS AM Other Post-effective Amendment for Registration Statement
- CERTNAS Other Certification by the Nasdaq Stock Market
- EFFECT Other Notice of Effectiveness
- 8-A12B Other Registration of Securities
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