×

Apparatus and methods for multi-analyte homogeneous fluoro-immunoassays

  • US 5,677,196 A
  • Filed: 06/22/1994
  • Issued: 10/14/1997
  • Est. Priority Date: 05/18/1993
  • Status: Expired due to Term
First Claim
Patent Images

1. Apparatus for homogeneous solid-state fluorescence immunoassays, comprising a biosensor havinga planar waveguide having first and second parallel plane surfaces with a surrounding edge extending between said first and second surfaces, said edge having a receiving region for receiving light, and at least one of said surfaces having a plurality of capture molecules immobilized thereon, said capture molecules each having a binding site which selectively binds an analyte, anda semi-cylindrical lens located adjacent to the edge of said planar waveguide.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×