<SEC-DOCUMENT>0001144204-15-006098-index.html : 20150205
<SEC-HEADER>0001144204-15-006098.hdr.sgml : 20150205
<ACCEPTANCE-DATETIME>20150205080427
ACCESSION NUMBER:		0001144204-15-006098
CONFORMED SUBMISSION TYPE:	424B5
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20150205
DATE AS OF CHANGE:		20150205

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CLEARSIGN COMBUSTION CORP
		CENTRAL INDEX KEY:			0001434524
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			WA

	FILING VALUES:
		FORM TYPE:		424B5
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-188381
		FILM NUMBER:		15577456

	BUSINESS ADDRESS:	
		STREET 1:		12870 INTERURBAN AVENUE SOUTH
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98168
		BUSINESS PHONE:		(206) 673-4848

	MAIL ADDRESS:	
		STREET 1:		12870 INTERURBAN AVENUE SOUTH
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98168
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B5
<SEQUENCE>1
<FILENAME>v400425_424b5.htm
<DESCRIPTION>424B5
<TEXT>
Document 1 - file: v400425_424b5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>tlogo.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: tlogo.jpg

</DOCUMENT>
</SEC-DOCUMENT>