Patent · US Expired

Vacuum clamped multi-sample filtration apparatus

US5227137A · kind A · utility

46Cited by
24References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 6, 1992
Grant dateJul 13, 1993
Priority date
Expiry dateAug 6, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/2575
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An apparatus for filtering multiple biological samples using a filter membrane is disclosed. The apparatus comprises a base plate, a well plate, a gasket, and a first vacuum member for vacuum-clamping the base plate, well plate, gasket and filter membrane together. The apparatus may further comprise a second vacuum member for drawing the biological samples from the well plate into contact with the filter membrane.

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