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:
Jul. 21, 2020
Filed:
Aug. 02, 2018
Applicant:
Agilent Technologies, Inc., Santa Clara, CA (US);
Inventors:
Hongfeng Yin, Cupertino, CA (US);
Reid A. Brennen, San Francisco, CA (US);
Eric Lyster, Oakland, CA (US);
Roger Slocum, Santa Clara, CA (US);
Assignee:
Agilent Technologies, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 30/60 (2006.01);
U.S. Cl.
CPC ...
G01N 30/606 (2013.01); G01N 30/6065 (2013.01); G01N 30/6086 (2013.01);
Abstract
A liquid chromatography (LC) column includes a wall having a length along a central axis from the inlet end to the outlet end, the wall enclosing a column interior and having a column radius relative to the central axis, the wall comprising a structured portion configured such that the column radius varies along the length; and a plurality of particles packed in the column interior, wherein at least some of the particles are in contact with the structured portion.