0001079973-18-000060.txt : 20180302 0001079973-18-000060.hdr.sgml : 20180302 20180131181521 ACCESSION NUMBER: 0001079973-18-000060 CONFORMED SUBMISSION TYPE: CORRESP PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20180131 FILER: COMPANY DATA: COMPANY CONFORMED NAME: OPGEN INC CENTRAL INDEX KEY: 0001293818 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-MEDICAL LABORATORIES [8071] IRS NUMBER: 061614015 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: CORRESP BUSINESS ADDRESS: STREET 1: 708 QUINCE ORCHARD ROAD STREET 2: SUITE 205 CITY: GAITHERSBURG STATE: MD ZIP: 20878 BUSINESS PHONE: 240-813-1260 MAIL ADDRESS: STREET 1: 708 QUINCE ORCHARD ROAD STREET 2: SUITE 205 CITY: GAITHERSBURG STATE: MD ZIP: 20878 CORRESP 1 filename1.htm

Correspondence

OpGen, Inc.

708 Quince Orchard Road, Suite 205

Gaithersburg, MD 20878

January 31, 2018

United States Securities and Exchange Commission

Division of Corporation Finance

100 F Street, N.E.

Washington, D.C. 20549
Attention: John Reynolds

Re:	OpGen, Inc. Registration Statement on Form S-3 File Number 333-222140

Ladies and Gentlemen:

On behalf of OpGen, Inc., (the "Company"), and pursuant to Rule 461 under the Securities Act of 1933, as amended, the undersigned respectfully requests that the effective date for the above-referenced Registration Statement on Form S-1 be accelerated so that it will be declared effective at 5:15 p.m. on February 1, 2018, or as soon thereafter as is practicable.

Please direct any questions regarding the foregoing to the undersigned at (301) 869-9683 or to Mary J. Mullany at (215) 864-8631.

Sincerely,

/s/ Timothy C. Dec

Timothy C. Dec

Chief Financial Officer
OpGen, Inc.

cc:	Mary J. Mullany, Esq. Ronald E. Alper, SEC Merav Gershtenman, H.C. Wainwright