Patent · US Expired

Fluid testing sensor having vents for directing fluid flow

US7543481B2 · kind B2 · utility

0Cited by
30References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 4, 2005
Grant dateJun 9, 2009
Priority date
Expiry dateSep 6, 2025

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01L2400/0406
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A sensor for analyzing a fluid sample has a sample cavity for accepting sample fluid. At least one test region is disposed along the sample cavity, and at least one vent fulfills the dual function of venting the sample cavity and guiding the sample fluid in the sample cavity via appropriate location and geometry of at least one sample guide edge.

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