<SEC-DOCUMENT>0001144204-15-006197-index.html : 20150205
<SEC-HEADER>0001144204-15-006197.hdr.sgml : 20150205
<ACCEPTANCE-DATETIME>20150205140804
ACCESSION NUMBER:		0001144204-15-006197
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20150205
DATE AS OF CHANGE:		20150205

SUBJECT COMPANY:	

	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:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-86820
		FILM NUMBER:		15579459

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BD & DBG LIVING TRUST
		CENTRAL INDEX KEY:			0001547699
		IRS NUMBER:				456415130
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			0430

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		4739 44TH AVENUE
		STREET 2:		S.W. #302
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98116
		BUSINESS PHONE:		206 673 4848

	MAIL ADDRESS:	
		STREET 1:		12870 INTERURBAN AVENUE
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98168
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>v400569_sc13ga.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: v400569_sc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>