<SEC-DOCUMENT>0001062993-22-016414-index.html : 20220718
<SEC-HEADER>0001062993-22-016414.hdr.sgml : 20220718
<ACCEPTANCE-DATETIME>20220715202651
ACCESSION NUMBER:		0001062993-22-016414
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20220718
DATE AS OF CHANGE:		20220715
GROUP MEMBERS:		GPCLIRSPV LLC
GROUP MEMBERS:		PRINCETON OPPORTUNITY MANAGEMENT LLC
GROUP MEMBERS:		ROBERT T. HOFFMAN SR.

SUBJECT COMPANY:	

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

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-86820
		FILM NUMBER:		221087971

	BUSINESS ADDRESS:	
		STREET 1:		8023 E. 63RD PLACE, SUITE 101
		CITY:			TULSA
		STATE:			OK
		ZIP:			74133
		BUSINESS PHONE:		(918) 236-7770

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			clirSPV LLC
		CENTRAL INDEX KEY:			0001747304
		IRS NUMBER:				825195800
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		119 WARREN AVE
		STREET 2:		3RD FLOOR
		CITY:			SPRING LAKE
		STATE:			NJ
		ZIP:			07762-1217
		BUSINESS PHONE:		7322820743

	MAIL ADDRESS:	
		STREET 1:		119 WARREN AVE
		STREET 2:		3RD FLOOR
		CITY:			SPRING LAKE
		STATE:			NJ
		ZIP:			07762-1217
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>formsc13da.htm
<DESCRIPTION>FORM SC 13D/A
<TEXT>
Document 1 - file: formsc13da.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1
<SEQUENCE>2
<FILENAME>exhibit1.htm
<DESCRIPTION>EXHIBIT 1
<TEXT>
Document 2 - file: exhibit1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-2
<SEQUENCE>3
<FILENAME>exhibit2.htm
<DESCRIPTION>EXHIBIT 2
<TEXT>
Document 3 - file: exhibit2.htm

</DOCUMENT>
</SEC-DOCUMENT>