Patent · US Expired

Analytical elements with improved reagent stability

US4283491A · kind A · utility

32Cited by
11References
30Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 20, 1979
Grant dateAug 11, 1981
Priority date
Expiry dateAug 20, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/108331
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Elements for the analysis of aqueous liquids are described. Deterioration of test reagents, particularly peroxidase, during storage is reduced by inclusion in the elements of a co-polymer derived from hydrophobic, addition-polymerizable monomers.

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