Patent · US Expired

Liquid chromatographic method and apparatus for analyzing biological samples

US5308774A · kind A · utility

5Cited by
3References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 11, 1990
Grant dateMay 3, 1994
Priority date
Expiry dateDec 11, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/25625
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Physiologically active substances contained in a biological sample not subjected to deproteinization can be converted to their derivatives at a high efficiency without being adversely affected by the protein present in the sample, and accordingly the analysis of said physiologically active substances in the form of said derivatives can be performed at a high precision.

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