The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 04, 2023

Filed:

May. 08, 2020
Applicant:

The Government of the United States of America, As Represented BY the Secretary of the Navy, Arlington, VA (US);

Inventors:

Robert Furstenberg, Largo, MD (US);

Christopher Breshike, Spotsylvania, VA (US);

Todd H. Stievater, Arlington, VA (US);

Dmitry Kozak, Sunderland, MD (US);

R. Andrew McGill, Lorton, VA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/28 (2006.01); B01J 20/32 (2006.01); G01N 30/60 (2006.01); G01N 30/02 (2006.01);
U.S. Cl.
CPC ...
G01N 30/6095 (2013.01); B01J 20/28052 (2013.01); B01J 20/32 (2013.01); B01J 2220/54 (2013.01); G01N 2030/025 (2013.01);
Abstract

Presented herein is a new concept of uniformly spin coating a flat surface with a stationary phase and creating a gas chromatography column by pressing a grooved lid, with micro-stamped ridges, down onto the coated substrate. The lids are molded out of commercially available rigid materials including epoxies so that when pressed onto a flat surface it will create an air tight seal. The epoxy material is rendered inert by a thin layer of gold.


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