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:
Jun. 08, 1993

Filed:

Jul. 18, 1988
Applicant:
Inventors:

Joseph Marchand, Verrieres Le Buisson, FR;

Jacques Toledano, Paris, FR;

Assignees:

Compagnie Oris Industrie S.A., Gif-Sur-Yvette, FR;

Cistest, Paris, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ;
U.S. Cl.
CPC ...
436518 ; 422 56 ; 422 57 ; 422 58 ; 435-792 ; 435-793 ; 435805 ; 435969 ; 435970 ; 435971 ; 436170 ; 436805 ; 436810 ;
Abstract

A device for the rapid qualitative and quantitative determination of the presence of a reactive ligand in a fluid. This device comprises a first reaction zone in which there is an at least temporarily impermeable membrane designed to receive a sample of test fluid and to be associated with at least one labeled reagent; a second reaction zone which is bounded on the one hand by the said membrane and on the other by a second at least temporarily impermeable membrane comprising a solid phase containing a reference reagent; and a third reaction zone which contains means for developing the reaction. A method for the rapid qualitative and quantitative determination of the presence of a reactive ligand in a fluid. Applications to the detection of the presence, in a biological fluid, of antibodies or antigens in particular.


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Marchand, Joseph. (1993). Device and method for the rapid qualitative and quantitative (U.S. Patent No. 5217905). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5217905

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