13D Filing: Thomas M Patton and Cas Medical Systems Inc (NASDAQ:CASM)

CUSIP No. 124769 20 9

13D

Page 2 of 5 Pages

1	NAME OF REPORTING PERSON
	Thomas M. Patton
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP			(a)	☐
				(b)	☐
3	SEC USE ONLY
4	SOURCE OF FUNDS (SEE INSTRUCTIONS)
	PF
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(D) OR 2(E)				☐
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	United States
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER
			1,623,389
		8	SHARED VOTING POWER
			0
		9	SOLE DISPOSITIVE POWER
			1,623,389
		10	SHARED DISPOSITIVE POWER
			0
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	1,623,389
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)				☐
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
	5.6%(1)
14	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
	IN

(1) Based on 28,229,081 shares outstanding at March 14, 2017, as disclosed by the Issuer in its Annual Report on Form 10-K, filed on March 15, 2017.