Patents by Inventor Mark Gaspich

Mark Gaspich 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).

  • Low-pressure inflatable valve
    Publication number: 20120192971
    Abstract: A low-pressure valve that inserts into in a drainage system having has an inflatable balloon which fixates the value housing to a pre-existing drainage pipe to prevent backflow when the hydrostatic pressure is greater distal to the valve than proximal to the valve.
    Type: Application
    Filed: January 28, 2011
    Publication date: August 2, 2012
    Inventors: Albert John Hofeldt, Mark Gaspich, Caroline Grace Gaspich