Patents by Inventor Christopher J Ruppert

Christopher J Ruppert 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).

  • Kit, apparatus, and method for detecting permeation of contaminants through protective materials
    Patent number: 11085867
    Abstract: A kit is provided that includes a protective material having opposite first and second surfaces, a contaminant for application to the first surface of the protective material, a sorbent pad for placement in contact with the second surface of the protective material, and a multi-point pin technology (MPPT) device configured to press the protective material against the sorbent pad in order to permit the sorbent pad to detect any permeation of the contaminant through the protective material. The MPPT device includes at least one plate having a plurality of apertures, and pins inserted in and slidably displaceable along the apertures independently of one another to press the protective material against the sorbent pad. Also provided are an apparatus made from the kit and methods of using the kit and apparatus.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: August 10, 2021
    Assignee: The United States of America as Represented by the Secretary of the Army
    Inventors: Christopher J Ruppert, Christopher B. Steinbach