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:
Mar. 20, 2007

Filed:

Jun. 07, 1995
Applicants:

Timo Nils-erik Lövgren, Kirjala, FI;

Antti Juhana Iitiä, Masku, FI;

Kim Sverker Immanuel Pettersson, Turku, FI;

Inventors:
Assignee:

Wallac Oy, Turku, FI;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/546 (2006.01); G01N 33/54 (2006.01); G01N 33/53 (2006.01);
U.S. Cl.
CPC ...
Abstract

This invention relates to a biospecific assay method, in which microparticles coated with the bioaffinity reactant A binding the analyte to be assayed; the sample to be analyzed, and the labelled bioaffinity reactant B are mixed. After the binding reaction the signal strength from the labelled bioaffinity reactant B bound to the microparticles is quantitated for the determination of the concentration of the analyte in the sample. According to the invention, such an amount of sample and microparticles is used in the assay that after binding of the analyte of the sample to the said amount of microparticles, each individual microparticle will emit such a signal strength as to allow the measurement of the analyte concentration over the whole range of typical analyte concentrations, and the signal strength from each microparticle is measured separately.


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Lövgren, Timo Nils-Erik. (2007). Biospecific assay method (U.S. Patent No. 7192786). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7192786

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