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| Number | Title | Issue Date |
| 8030091 | Method for adding an apparent non-signal line to a rapid diagnostic assay A test device and method for determining the presence or absence of one or more analytes in a fluid sample, the test device including a support or member bearing a mark thereon, and a matrix or member containing a capture zone. In operation, an observation area in t... | 10/04/2011 |
| 7871568 | Rapid test apparatus Provided herein are methods and devices for rapid testing of solid, semi-solid, or liquid specimens, such as stool, blood, urine, saliva, or swab specimens of the cervix, urethra, nostril, and throat, and for environmental testing. ... | 01/18/2011 |
| 7794656 | Device for handling and analysis of a biological sample An apparatus for detection of an analyte of interest in a solid, semi-solid, or liquid biological sample, using a lateral flow assay test strip, is described. The apparatus minimizes sample handling and manipulation upon introduction of the sample into a sample-rece... | 09/14/2010 |
| 7691644 | Devices for the detection of multiple analytes in a sample The present invention relates generally to an assay for detecting and differentiating multiple analytes, if present, in a single fluid sample, including devices and methods therefore. ... | 04/06/2010 |
| D606664 | Assay device and housing combined | 12/22/2009 |
| 7632687 | Hybrid phase lateral flow assay The invention relates to devices for performing single step assays for the determination of the presence or absence of an analyte in a liquid sample, and methods of determining the presence or absence of such analytes using such devices. Devices disclosed comprise a... | 12/15/2009 |
| 7553675 | Diagnostic assay device having an apparent non-signal line A test device and method for determining the presence or absence of one or more analytes in a fluid sample, the test device including a support or member bearing a mark thereon, and a matrix or member containing a capture zone. In operation, an observation area in t... | 06/30/2009 |
| 7537937 | Lateral flow assay device A test device and method for determining the presence or absence of an analyte in a fluid sample, the test device including a support bearing a mark thereon, and a matrix defining an axial flow path. In operation, an observation area in the test device becomes trans... | 05/26/2009 |
| 7491551 | Quantitative lateral flow assays and devices This invention provides solid phase specific binding lateral flow assay methods, devices and kits for quantitating high and low molecular weight analytes. The methods and devices of the invention employ labelled reagents which are either analyte analogs or complemen... | 02/17/2009 |
| 7291481 | Assays for trichomonal and other hydrolases The release by trichomonads of a hydrolase that hydrolyzes a narrowly defined class of substrates at a low pH without interference from hydrolases that are unrelated to trichomoniasis is the basis for a selective diagnostic assay for trichomoniasis that measures hyd... | 11/06/2007 |
| 7255832 | Iconic colorimetric test device with reduced susceptibility to false positive and false negative readings Laminated test devices in which positive results are detected by the appearance of a symbol on the surface of the device due to a color change in an indicator in the device are improved by placing the indicator lamina on one side of a light-transmissive substrate sh... | 08/14/2007 |
| 7226793 | Method for adding an apparent non-signal line to a lateral flow assay A test device and method for determining the presence or absence of an analyte in a fluid sample, the test device including a support bearing a mark thereon, and a matrix defining an axial flow path. In operation, an observation area in the test device becomes trans... | 06/05/2007 |
| 7179657 | Method for adding an apparent non-signal line to a rapid diagnostic assay A test device and method for determining the presence or absence of one or more analytes in a fluid sample, the test device including a support or member bearing a mark thereon, and a matrix or member containing a capture zone. In operation, an observation area in t... | 02/20/2007 |
| 7144742 | Quantitative lateral flow assays and devices This invention provides solid phase specific binding lateral flow assay methods, devices and kits for quantitating high and low molecular weight analytes. The methods and devices of the invention employ labelled reagents which are either analyte analogs or complemen... | 12/05/2006 |
| 7041469 | Assays for trichomonal and other hydrolases The release by trichomonads of a hydrolase that hydrolyzes a narrowly defined class of substrates at a low pH without interference from hydrolases that are unrelated to trichomoniasis is the basis for a selective diagnostic assay for trichomoniasis that measures hyd... | 05/09/2006 |
| 6924153 | Quantitative lateral flow assays and devices This invention provides solid phase specific binding lateral flow assay methods, devices and kits for quantitating high and low molecular weight analytes. The methods and devices of the invention employ labelled reagents which are either analyte analogs or complemen... | 08/02/2005 |
| 6855561 | Method for adding an apparent non-signal line to a lateral flow assay A test device and method for determining the presence or absence of an analyte in a fluid sample, the test device including a support bearing a mark thereon, and a matrix defining an axial flow path. In operation, an observation area in the test device becomes trans... | 02/15/2005 |
| 6716593 | Pyridinium crosslinks assay Disclosed is a method for measuring a level of pyridinoline and/or deoxypyridinoline in a sample. In the method, a non-hydrolyzed sample containing one or more peptide-bound collagen pyridinium crosslinks selected from the group consisting of pyridinoline, deoxypyri... | 04/06/2004 |
| 6706539 | Enzyme substrate delivery and product registration in one step enzyme immunoassays One-step enzyme immunoassays in which enzyme-antibody conjugate or label and enzyme substrate are separated until separation of bound and free enzyme conjugate or label is complete. This separation is accomplished by using variable flow paths, immobilization of subs... | 03/16/2004 |
