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 7798021 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 21, 2010

Filed:

Dec. 18, 2006
Applicants:

Kimberly R. Gamble, Suwanee, GA (US);

Robert W. Fitzgerald, Apex, NC (US);

Inventors:

Kimberly R. Gamble, Suwanee, GA (US);

Robert W. Fitzgerald, Apex, NC (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 1/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A sample processing/injection device for liquid chromatography comprises a septum at one end of the device, a processing chamber and injection needle disposed on a second end of the device. A fluid sample is transferred into the device by a transfer needle penetrating the septum of the device. The sample device may be positioned to a receiving component such as an injection valve of an instrument by movement of the transfer needle. The sample is injected into the receiving component through the injection needle of the sample processing/injection device through motive pressure supplied by the transfer needle. The sample processing/injection device reduces sampling steps and improves automation by performing sample processing and injection with a single device.


Find Patent Forward Citations

Gamble, Kimberly. (2010). Method and apparatus for sample processing and injection (U.S. Patent No. 7798021). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7798021

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