Patent · US Expired

Solid phase assay employing capillary flow

US4855240A · kind A · utility

240Cited by
6References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 13, 1987
Grant dateAug 8, 1989
Priority date
Expiry dateMay 13, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S436/807
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Test device and assay for determining analyte wherein tracer and sample may be simultaneously applied to different absorbent material portions both in capillary flow communication with an absorbent material portion having a binder supported thereon in a manner whereby sample contacts binder, prior to any substantial contact between sample and tracer or tracer and binder.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.