Patents by Inventor Mary J. S. Roth

Mary J. S. Roth 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).

  • Patent number: 11808684
    Abstract: A permeameter device comprising a pedestal base, wherein said pedestal base comprises an inner raised wall and an outer raised wall, wherein the inner raised wall is lower in height than the outer raised wall, a trough defined between the outer and inner walls of dimensions to accept therein a cylindrical tube, and at least one passage, having an inner port on said inner wall and extending through the outer wall through an outer port for fluid connection through said passage, and a loading rod, wherein a sample is prepared to fit within the cylindrical tube.
    Type: Grant
    Filed: March 11, 2022
    Date of Patent: November 7, 2023
    Assignee: Lafayette College
    Inventors: Michael P. McGuire, Mary J. S. Roth
  • Publication number: 20220307965
    Abstract: A permeameter device comprising a pedestal base, wherein said pedestal base comprises an inner raised wall and an outer raised wall, wherein the inner raised wall is lower in height than the outer raised wall, a trough defined between the outer and inner walls of dimensions to accept therein a cylindrical tube, and at least one passage, having an inner port on said inner wall and extending through the outer wall through an outer port for fluid connection through said passage, and a loading rod, wherein a sample is prepared to fit within the cylindrical tube.
    Type: Application
    Filed: March 11, 2022
    Publication date: September 29, 2022
    Inventors: Michael P. McGuire, Mary J. S. Roth
  • Publication number: 20190128792
    Abstract: A horizontal permeability device having an inflow tank and an outflow tank, the inflow tank being taller than the outflow tank. Between the inflow tank and outflow tank is a horizontally defined sample cylinder that is connected to openings in each of the inflow and outflow tanks. The outflow tank comprising an outflow valve positioned above the sample cylinder, thereby allowing water to drain from the inflow tank to the outflow tank, while passing through the sample cylinder.
    Type: Application
    Filed: October 30, 2018
    Publication date: May 2, 2019
    Inventors: Mary J. S. Roth, Laurie F. Caslake