<SEC-DOCUMENT>0001144204-18-025412-index.html : 20180504 <SEC-HEADER>0001144204-18-025412.hdr.sgml : 20180504 <ACCEPTANCE-DATETIME>20180504163025 ACCESSION NUMBER: 0001144204-18-025412 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180503 ITEM INFORMATION: Submission of Matters to a Vote of Security Holders FILED AS OF DATE: 20180504 DATE AS OF CHANGE: 20180504 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 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-35521 FILM NUMBER: 18808348 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>8-K <SEQUENCE>1 <FILENAME>tv493124_8k.htm <DESCRIPTION>FORM 8-K <TEXT> Document 1 - file: tv493124_8k.htm
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