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

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SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

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SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Name of Issuer)

Common Stock, par value $0.004 per share

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(Title of Class of Securities)

124769 20 9

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(CUSIP Number)

Mr. Thomas M. Patton

c/o CAS Medical Systems, Inc.

44 East Industrial Road

Branford, CT 06405

Telephone: 203-488-6056

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(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

March 10, 2017

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(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d‑1(e), 13d-1(f) or 13d-1(g), check the following box ☐.

*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

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