06759190 is referenced by 145 patents and cites 4 patents.

One aspect of the present invention is a reagent test strip that includes: a) a top support layer including a sample aperture; b) a membrane that includes a reagent system for indicating the concentration of a target; c) a spreading layer; d) a bottom support layer including a measuring port in substantial alignment or approximate alignment with the sample aperture. Preferably, the membrane is affixed to the top support layer. Preferably, the membrane is positioned between the top support layer and the bottom support layer. Preferably, the spreading layer is positioned above the top support layer and in substantial or approximate alignment with the sample aperture. Preferably, a fluid applied to the spreading layer, passes through the sample aperture and contacts the membrane.

Title
Test strip for detection of analyte and methods of use
Application Number
10/173457
Publication Number
6759190 (B2)
Application Date
June 15, 2002
Publication Date
July 6, 2004
Inventor
Chia Lin Wang
San Diego
CA, US
Jinn Nan Lin
San Diego
CA, US
Agent
Foley & Lardner
US
Assignee
Acon Laboratories
CA, US
IPC
C12Q 1/00
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