Patent · US Expired

Method for biological screening

US4421849A · kind A · utility

10Cited by
11References
8Claims
0Family size

Inventor

Key dates

Filing dateJun 4, 1982
Grant dateDec 20, 1983
Priority date
Expiry dateJun 4, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/803
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Disclosed is a method of screening or identifying a microorganism by providing two microorganism nutrient medium layers in communication with and separated by a sterilizable membrane filter, implanting at least one of the layers with a microorganism, and allowing an effective substance to permeate through the filter to enable microorganism identification.

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