Patent ID: 9528986
Filing Date: 2016-12-27
CPC Classification: B01L,G01N

Claim Text:
1. A device for determining an analyte in a liquid sample, comprising: a reagent zone comprising (1) a labeled conjugate comprising an analyte binding partner and a label, and (2) a tagged conjugate comprising an analyte binding partner and a tagging substance, wherein the labeled conjugate and the tagged conjugate are present in the reagent zone in migratable form and are dissolvable in the liquid sample; a detection zone comprising a first permanently immobilized binding partner for the tagging substance; and a control zone comprising a second permanently immobilized binding partner for the tagging substance and a permanently immobilized binding partner for the labeled conjugate, wherein the permanently immobilized binding partner for the labeled conjugate competes with the analyte for binding to the labeled conjugate.