Ownership Submission
FORM 5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Form 3 Holdings Reported
Form 4 Transactions Reported
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

ANNUAL STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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1. Name and Address of Reporting Person *
BD & DBG LIVING TRUST
2. Issuer Name and Ticker or Trading Symbol
CLEARSIGN COMBUSTION CORP [CLIR]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)

22816 34TH AVENUE WEST
3. Statement for Issuer's Fiscal Year Ended (Month/Day/Year)
12/31/2015
(Street)


BRIER, WA 98036
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Reporting
(check applicable line)

_X_ Form Filed by One Reporting Person
___ Form Filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned at end of Issuer's Fiscal Year
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Amount (A) or (D) Price
Common Stock 12/08/2014   S 25,500 D $ 8.3802 946,604 D  
Common Stock 12/09/2014   S 2,900 D $ 7.9746 921,104 D  
Common Stock 12/10/2014   S 2,400 D $ 7.9498 918,204 D  
Common Stock 12/11/2014   S 5,468 D $ 7.9555 915,804 D  
Common Stock 01/22/2015   S 5,687 D $ 5.8399 910,117 D  
Common Stock 01/23/2015   S 2,789 D $ 6.1399 907,328 D  
Common Stock 01/26/2015   S 2,508 D $ 5.9699 904,820 D  
Common Stock 01/26/2015   S 3,414 D $ 5.8179 901,406 D  
Common Stock 01/26/2015   S 151 D $ 5.9698 901,255 D  
Common Stock 01/27/2015   S 3,359 D $ 5.8399 897,896 D  
Common Stock 01/28/2015   S 1,490 D $ 5.876 896,406 D  
Common Stock 01/28/2015   S 1,771 D $ 5.9099 894,635 D  
Common Stock 01/29/2015   S 829 D $ 6.0261 893,806 D  
Common Stock 02/05/2015   S 17,000 D $ 5.85 876,806 D  
Common Stock 03/06/2015   S 183,000 D $ 5.68 693,806 D  
Common Stock 09/18/2015   S 10,000 D $ 6.18 683,806 D  
Common Stock 09/22/2015   S 1,600 D $ 7.35 682,206 D  
Common Stock 09/23/2015   S 8,400 D $ 7.3602 673,806 D  
Common Stock 11/30/2015   S 10,000 D $ 4.9998 663,806 D  
Common Stock 12/01/2015   S 10,000 D $ 5.0107 653,806 D  
Common Stock 12/03/2015   S 14,382 D $ 5.0436 639,424 D  
Common Stock 12/04/2015   S 11,100 D $ 5.01 628,324 D  
Common Stock 12/10/2015   S 2,981 D $ 4.9 625,343 D  
Common Stock 12/11/2015   S 300 D $ 4.9133 625,043 D  
Common Stock 12/15/2015   S 2,885 D $ 4.5203 622,158 D  
Common Stock 12/16/2015   S 8,834 D $ 4.5464 613,324 D  
Common Stock 12/17/2015   S 10,000 D $ 4.5951 603,324 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 2270 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned at End of Issuer's Fiscal Year
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
(A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
BD & DBG LIVING TRUST
22816 34TH AVENUE WEST
BRIER, WA 98036
  X      

Signatures

/s/ Robert F. Jordan, Trustee 01/08/2016
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space provided is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.