Patent · US Expired

Membrane-supported immunoassays

US4874691A · kind A · utility

53Cited by
4References
32Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 16, 1987
Grant dateOct 17, 1989
Priority date
Expiry dateOct 16, 2007

Classification

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

Abstract

Improved, economical devices for immunoassays employ a reusable syringe or vacuum manifold to withdraw samples through a membrane containing an affinity partner for analyte. The devices can also be adapted to direct blood sampling and to automated assays.

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