The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 01, 2013
Filed:
Jun. 20, 2007
Per Ove Öhman, Uppsala, SE;
Ib Mendel-hartvig, Uppsala, SE;
Tomas Lindström, Uppsala, SE;
AMIC AB, , SE;
Abstract
The present invention provides an assay device for performing an assay on a liquid sample using a detection conjugate capable of binding to an antigen and containing a label, said device comprising a substrate having a substrate surface, wherein the surface comprises projections substantially perpendicular to said surface, said projections having a height, diameter and distance capable of generating lateral capillary flow of a fluid in said passage, said surface comprising a sample addition zone, a reaction zone and an absorbing zone, said zones being connected by at least one fluid passage, wherein said device has a first functionality verifying feature located between the sample addition zone and the reaction zone, and a second functionality verifying feature located within the absorbing zone, and both functionality verifying features being features capable of undergoing a detectable change when contacted by the sample, said assay device further comprising at least one alignment verification zone. There is further provided a kit of parts and a method of conducting an assay.