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.

Date of Patent:
Nov. 19, 1996

Filed:

Apr. 14, 1995
Applicant:
Inventors:

Thomas F Zurek, River Forest, IL (US);

Kathleen A Hanley, Gurnee, IL (US);

Curtis J Pepe, McHenry, IL (US);

Assignee:

Abbott Laboratories, Abbott Park, IL (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ;
U.S. Cl.
CPC ...
436174 ; 436 50 ; 436 52 ; 436 53 ; 436 55 ; 436157 ; 422 8212 ; 422 93 ; 4352851 ; 4352861 ; 935 85 ; 935 88 ;
Abstract

The method for thermal cycling of nucleic acid assays includes a blended fluid stream produced from a plurality of constant velocity, constant volume, constant temperature fluid streams wherein to provide a variable temperature, constant velocity, constant volume fluid stream which is introduced into a sample chamber for heating and cooling samples contained therein. By diverting and altering the ratio of the constant temperature fluid streams relative to one another, the blended fluid stream is rapidly variable in temperature, providing for almost instantaneous temperature change within the environment defined by the sample chamber.


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