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:
May. 12, 2015
Filed:
Dec. 03, 2008
Applicant:
Yoichiro Ito, Bethesda, MD (US);
Inventor:
Yoichiro Ito, Bethesda, MD (US);
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
G01N 30/42 (2006.01); B01D 15/18 (2006.01);
U.S. Cl.
CPC ...
G01N 30/42 (2013.01); B01D 15/1807 (2013.01); B01D 15/18 (2013.01);
Abstract
A plate apparatus for use in countercurrent chromatography is disclosed which comprises a disk shaped tube support () having a tube support pattern form in an upper surface () of the support and configured to accommodate at least one layer of fluid flow tubing (), wherein the pattern comprises at least one spiral groove () and at least one return path ().