<SEC-DOCUMENT>0001558370-24-014883.txt : 20241210
<SEC-HEADER>0001558370-24-014883.hdr.sgml : 20241210
<ACCEPTANCE-DATETIME>20241107163412
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0001558370-24-014883
CONFORMED SUBMISSION TYPE:	CORRESP
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20241107

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ClearSign Technologies Corp
		CENTRAL INDEX KEY:			0001434524
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		CORRESP

	BUSINESS ADDRESS:	
		STREET 1:		8023 E. 63RD PLACE, SUITE 101
		CITY:			TULSA
		STATE:			OK
		ZIP:			74133
		BUSINESS PHONE:		(918) 236-6461

	MAIL ADDRESS:	
		STREET 1:		8023 E. 63RD PLACE, SUITE 101
		CITY:			TULSA
		STATE:			OK
		ZIP:			74133

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CLEARSIGN COMBUSTION CORP
		DATE OF NAME CHANGE:	20080507
</SEC-HEADER>
<DOCUMENT>
<TYPE>CORRESP
<SEQUENCE>1
<FILENAME>filename1.htm
<TEXT>
<!--Enhanced HTML document created with Toppan Merrill Bridge  10.6.125.0--><!--Created on: 11/5/2024 02:09:56 PM (UTC)--><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta charset="UTF-8"><title></title></head><body><div style="margin-top:30pt;"></div><div style="max-width:100%;padding-left:10.35%;padding-right:10.35%;position:relative;"><div style="clear:both;max-width:100%;position:relative;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><b style="font-size:11pt;font-weight:bold;">ClearSign Technologies Corp.</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><b style="font-size:11pt;font-weight:bold;">8023 East 63</b><sup style="font-size:8.25pt;font-weight:bold;vertical-align:top;">rd</sup><b style="font-size:11pt;font-weight:bold;"> Place, Suite 101</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><b style="font-size:11pt;font-weight:bold;">Tulsa, OK 74133</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><u style="font-size:11pt;font-style:italic;font-weight:bold;text-decoration-color:#000000;text-decoration-line:underline;text-decoration-style:solid;">VIA EDGAR</u></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;">November 7, 2024</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;">U.S. Securities &amp; Exchange Commission</font><font style="font-size:11pt;"><br></font><font style="font-size:11pt;">Division of Corporation Finance</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;">Office of Industrial Applications and Services</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;">100 F Street, NE</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;">Washington, D.C. 20549</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;white-space:pre-wrap;">Attn:  Kristin Lochhead</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="display:inline-block;text-indent:0pt;width:27pt;"></font><font style="font-size:11pt;">Li Xiao</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt 0pt 0pt 36pt;"><b style="font-size:11pt;font-weight:bold;">Re: ClearSign Technologies Corp</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt 0pt 0pt 36pt;"><b style="font-size:11pt;font-weight:bold;white-space:pre-wrap;">      Amendment No. 1 to Form 10-K for the Year Ended December 31, 2023</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt 0pt 0pt 36pt;"><b style="font-size:11pt;font-weight:bold;white-space:pre-wrap;">      Filed April 1, 2024, as amended on April 26, 2024</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt 0pt 0.8pt 36pt;"><b style="font-size:11pt;font-weight:bold;white-space:pre-wrap;">      File No. 001-35521</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;margin:0pt 0pt 10pt 0pt;"><font style="font-size:11pt;">Ladies and Gentlemen:</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;text-indent:36pt;margin:0pt;"><font style="font-size:11pt;">ClearSign Technologies Corp. (the &#8220;</font><b style="font-size:11pt;font-weight:bold;">Company</b><font style="font-size:11pt;">,&#8221; &#8220;</font><b style="font-size:11pt;font-weight:bold;">we</b><font style="font-size:11pt;">,&#8221; &#8220;</font><b style="font-size:11pt;font-weight:bold;">our</b><font style="font-size:11pt;">&#8221; or &#8220;</font><b style="font-size:11pt;font-weight:bold;">us</b><font style="font-size:11pt;">&#8221;) hereby transmits our response to the comment letter received from the staff (the &#8220;</font><b style="font-size:11pt;font-weight:bold;">Staff,</b><font style="font-size:11pt;">&#8221; &#8220;</font><b style="font-size:11pt;font-weight:bold;">you</b><font style="font-size:11pt;">&#8221; or &#8220;</font><b style="font-size:11pt;font-weight:bold;">your</b><font style="font-size:11pt;">&#8221;) of the U.S. Securities and Exchange Commission (the &#8220;</font><b style="font-size:11pt;font-weight:bold;">Commission</b><font style="font-size:11pt;">&#8221;), on October 29, 2024, regarding the Amendment No. 1 to Form 10-K for the year ended December 31, 2023, submitted to the Commission on April 26, 2024. In response to the Staff&#8217;s comment, the Company is submitting via EDGAR this response letter. For your convenience, we have repeated below your comment in bold, and have followed it with our response.</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;margin:0pt;"><font style="font-size:11pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;margin:0pt;"><b style="font-size:11pt;font-weight:bold;text-decoration-color:#000000;text-decoration-line:underline;text-decoration-style:solid;">Amendment No. 1 to Form 10-K for the Year Ended December 31, 2023</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;margin:0pt;"><font style="font-size:11pt;text-decoration-line:underline;text-decoration-style:solid;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;margin:0pt;"><b style="font-size:11pt;font-weight:bold;text-decoration-color:#000000;text-decoration-line:underline;text-decoration-style:solid;">Explanatory Note, page 1</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;margin:0pt;"><font style="font-size:11pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;margin:0pt;"><b style="font-size:11pt;font-weight:bold;">1. We see that you amended your Form 10-K because the certifications included in the Form 10-K previously filed included typographical errors referencing incorrect dates under each Section 302 Certification, and, incorrectly identifying the Annual Report on Form 10-K, the subject of the Section 906 Certification, as being for the year ended December 31, 2022. Please refile the amendment that includes the revised certifications alongside the entire Form 10-K, including audited financial statements. Reference Question 161.08 of the Compliance and Disclosure Interpretations for Exchange Act Rules dated August 25, 2023.</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;margin:0pt;"><font style="font-size:11pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;margin:0pt;"><u style="font-size:11pt;text-decoration-color:#000000;text-decoration-line:underline;text-decoration-style:solid;">Response</u><font style="font-size:11pt;">: &#160;We respectfully acknowledge the Staff&#8217;s comment and on November 7, 2024, we filed Amendment No. 2 to the Form 10-K for the year ended December 31, 2023, with the entire Form 10-K, as filed with the Commission on April 1, 2024, including audited financial statements, and revised Section 302 and 906 Certifications to correct the typographical errors referencing the incorrect dates under the Section 302 Certifications, and the incorrect identification of the Form 10-K, the subject of the Section 906 Certification, as being for the year ended December 31, 2022.</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><font style="font-size:11pt;">***</font></p></div></div><hr style="background-color:#000000;clear:both;color:#000000;height:2pt;line-height:0;margin-bottom:30pt;margin-left:10.35%;margin-right:10.35%;margin-top:30pt;page-break-after:always;width:79.3%;border-width:0;"><div style="max-width:100%;padding-left:10.35%;padding-right:10.35%;position:relative;"><div style="clear:both;max-width:100%;position:relative;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;text-indent:36pt;margin:0pt;"><font style="font-size:11pt;">We thank you for your review of the foregoing. If you have further comments, please feel free to contact our counsel, Blake Baron, Esq., at bjb@msk.com or by telephone at (917) 546-7709.</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:right;text-indent:36pt;margin:0pt 0pt 12pt 252pt;"><font style="font-size:11pt;margin-left:0pt;visibility:hidden;">&#8203;</font></p><div><table style="border-collapse:collapse;font-size:16pt;height:max-content;margin-left:auto;margin-right:auto;padding-left:0pt;padding-right:0pt;width:100%;" align="center"><tr><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:3.84%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:46.15%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;">Sincerely,</font></p></td></tr><tr><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:3.84%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:46.15%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;font-style:italic;visibility:hidden;">&#8203;</font></p></td></tr><tr><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><a name="_Hlk15464710"></a><font style="visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:3.84%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:46.15%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><i style="font-size:11pt;font-style:italic;">/s/ </i><i style="font-size:11pt;font-style:italic;">Colin James Deller</i></p></td></tr><tr><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:3.84%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:46.15%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;">Colin James Deller</font></p></td></tr><tr><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:3.84%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:46.15%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="font-size:11pt;">Chief Executive Officer</font></p></td></tr></table></div><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></div></div><hr style="background-color:#000000;clear:both;color:#000000;height:2pt;line-height:0;margin-left:10.35%;margin-right:10.35%;margin-top:30pt;page-break-after:avoid;width:79.3%;border-width:0;"></body></html>
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