Patents by Inventor Steven P. Sidwell

Steven P. Sidwell has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Color contrast system for lateral flow immunoassay tests
    Publication number: 20030017615
    Abstract: A lateral flow immunoassay device includes a membrane strip for enabling capillary migration of a sample therealong with a labeled reagent disposed on the membrane. The label reagent is formulated for suspension in the sample migrating therepast. A captive reagent is immobilized on the strip on a path of sample migration and the captive reagent is formulated to bind to the labeled reagent to form a visible colored site on the strip. An element is provided for changing the strip to a color which enhances visual perception of the colored site.
    Type: Application
    Filed: July 20, 2001
    Publication date: January 23, 2003
    Inventors: Steven P. Sidwell, Steven S. Bachand