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.
Patent No.:
Date of Patent:
Mar. 18, 2025
Filed:
Aug. 04, 2020
Applicant:
Board of Trustees of Southern Illinois University, Springfield, IL (US);
Inventors:
Ashim Gupta, Lawrenceville, GA (US);
Michael W. Neumeister, Springfield, IL (US);
Sohyung Cho, Maplewood, MO (US);
Scott Moore, Chatham, IL (US);
Robert B. Zajeski, Jr., Crete, IL (US);
Assignee:
Board of Trustees of Southern Illinois University, Springfield, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/19 (2006.01); A61M 5/315 (2006.01); A61M 5/32 (2006.01); C12M 1/00 (2006.01);
U.S. Cl.
CPC ...
A61M 5/19 (2013.01); A61M 5/31511 (2013.01); A61M 5/3213 (2013.01); C12M 47/04 (2013.01);
Abstract
A syringe device and methods for device for separating liquids of different densities are provided where the syringe device includes a hollow syringe barrel, a perforated plunger seal with a seal hole, and a hollow plunging tube with a closed bottom with at least one tube hole.