Assay system

US7632462B2 · kind B2 · utility

Assignee

• AXIS-SHIELD AS · NO

Inventors

• Jostein Holtlund · Oslo, NO
• Stig Morten Borch · Oslo, NO
• Thorstein Seim · Oslo, NO
• Tore Janson · Oslo, NO
• Hege Tøn · Oslo, NO
• Jan Roger Karlson · Oslo, NO
• Inger Lise Lauvstad · Oslo, NO

Key dates

• Filing date: May 9, 2002
• Grant date: Dec 15, 2009
• Expiry date: Mar 2, 2025

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T436/2575
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

An assay apparatus comprising: i) an assay cartridge (52,53) comprising at least one well (57-62) and a pipette (50) positionable in at least one said well; ii) a holder arranged to receive said cartridge; iii) drive means operable to position said pipette in selected wells of said cartridge; iv) a gas pressure applicator couplable to said pipette whereby to cause liquid flow through said membrane; and v) a radiation detector operable to detect radiation from a well of said cartridge or from said pipette.