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.:

US 6730228 B1

PDF
Full Text
Expired
Date of Patent:
May. 04, 2004

Filed:

Aug. 28, 2002
Applicant:
Inventors:

Miroslav Petro, San Jose, CA (US);

Son Hoai Nguyen, Santa Clara, CA (US);

Eric D. Carlson, Cupertino, CA (US);

Assignee:

Symyx Technologies, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 1/508 ;
U.S. Cl.
CPC ...
B01D 1/508 ;
Abstract

Methods and apparatus for characterizing a polymer sample and in preferred embodiments, libraries of polymer samples, in a comprehensive, directly-coupled multi-dimensional liquid chromatography system are disclosed. The first and second dimensions are preferably high-performance liquid chromatography dimensions, such as for example, a first dimension adapted for determining composition (e.g. adapted for mobile-phase gradient elution chromatography, including reverse phase chromatography, adsorption chromatography and the like), and a second dimension adapted for determining molecular weight or particle size (e.g., adapted for size exclusion chromatography, including gel permeation chromatography).


Find Patent Forward Citations

Petro, Miroslav. (2004). Methods and apparatus for characterization of polymers using multi-dimensional liquid chromatography with regular second-dimension sampling (U.S. Patent No. 6730228). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6730228

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