Patents by Inventor Charles D. Siminski

Charles D. Siminski 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: 7290558
    Abstract: A waste water and hazardous chemical collection system is provided. The system includes a bottom pan having a plurality of vertically disposed walls, a multitude of outwardly horizontally projecting ledges and a plurality of downwardly depending lips. Each pan further includes a drainage waffle inserted within said pan. A work surface is applied to a top surface of said drainage waffle. A plurality of holes is formed in said work surface permitting any liquids that make contact to the work surface to drain there through and into an area of the bottom pan. A pump is connected to said pan for withdrawing liquids therefrom. The system includes a water source for each pan thereby creating a shower system.
    Type: Grant
    Filed: August 25, 2005
    Date of Patent: November 6, 2007
    Inventors: Albert DeChard, Charles D. Siminski