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 6881317 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 19, 2005

Filed:

Dec. 18, 2001
Applicants:

Lotien Richard Huang, Princeton, NJ (US);

James Christopher Sturm, Princeton, NJ (US);

Robert Hamilton Austin, Princeton, NJ (US);

Inventors:

Lotien Richard Huang, Princeton, NJ (US);

James Christopher Sturm, Princeton, NJ (US);

Robert Hamilton Austin, Princeton, NJ (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F001/40 ; C02F011/00 ; C25B011/00 ; G01N015/06 ; G01N001/00 ;
U.S. Cl.
CPC ...
Abstract

A method and apparatus for fractionation of charged macro-molecules such as DNA is provided. DNA solution is loaded into a matrix including an array of obstacles. An alternating electric field having two different fields at different orientations is applied. The alternating electric field is asymmetric in that one field is stronger in duration or intensity than the other field, or is otherwise asymmetric. The DNA molecules are thereby fractionated according to site and are driven to a far side of the matrix where the fractionated DNA is recovered. The fractionating electric field can be used to load and recover the DNA to operate the process continuously.


Find Patent Forward Citations

Huang, Lotien. (2005). Fractionation of macro-molecules using asymmetric pulsed field electrophoresis (U.S. Patent No. 6881317). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6881317

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