Patents by Inventor Mark Boeniger

Mark Boeniger 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).

  • Wipes and methods for removal of metal contamination from surfaces
    Publication number: 20060160230
    Abstract: Wipes, methods and kits useful for testing and/or removal of metal from surfaces (such as, dermal surfaces) are disclosed. Exemplar wipes, including the combination of a three-dimensionally textured absorbent support, a cationic surfactant, and a weak acid, are disclosed. In some examples, the cationic surfactant is isostearamidopropyl morpholine lactate (ISML), and the weak acid is citric acid.
    Type: Application
    Filed: January 18, 2005
    Publication date: July 20, 2006
    Inventors: Eric Esswein, Mark Boeniger, Kevin Ashley
  • Handwipe disclosing method for the presence of lead
    Patent number: 6248593
    Abstract: A method of detecting lead contamination of a surface is disclosed. A handwipe issued to collect any lead contamination on the surface. The lead is solubilized with an aqueous acid solution and treated with rhodizonate or sulfide anions. A change in color from pink to red, where rhodizonate anions are used, or brown to black, where sulfide anions are used, is indicative of the presence of lead. The method is suitable for testing surfaces such as floors, walls, windowsills, and human skin.
    Type: Grant
    Filed: December 9, 1999
    Date of Patent: June 19, 2001
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventors: Eric J. Esswein, Mark Boeniger, Kevin Ashley