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:
Sep. 14, 2021
Filed:
Feb. 21, 2019
Applicant:
Valco Instruments Company, L.p., Houston, TX (US);
Inventors:
Stanley D. Stearns, Houston, TX (US);
Ales Plistil, Houston, TX (US);
Assignee:
Valco Instruments Company, L.P., Houston, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
G01N 30/20 (2006.01); G01N 30/32 (2006.01); G01N 30/36 (2006.01);
U.S. Cl.
CPC ...
G01N 30/36 (2013.01); G01N 30/20 (2013.01); G01N 30/32 (2013.01); G01N 2030/201 (2013.01); G01N 2030/324 (2013.01); G01N 2030/326 (2013.01); G01N 2030/328 (2013.01);
Abstract
Systems for use with liquid chromatography for provision of continuous flow or gradient flow in connection with two pumps providing mobile phase to a valve.