Patents by Inventor Mark Schiel

Mark Schiel 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).

  • Flapper valve
    Patent number: 8607876
    Abstract: A flapper valve includes a valve body, a valve cover pivotally coupled to the valve body at a hinge between an open and closed position, and a biasing element biasing the valve cover to the closed position. The valve cover includes an interior face comprising a sealing surface and a boss including a face surrounded by a beveled edge joining the boss with the sealing surface.
    Type: Grant
    Filed: February 16, 2011
    Date of Patent: December 17, 2013
    Assignee: ThruBit, B.V.
    Inventors: Jonathan Macrae, Bulent Finci, Jaime Pedraza, Mark Schiel, Robert Crispin Porter
  • Flapper Valve
    Publication number: 20120205116
    Abstract: A flapper valve includes a valve body, a valve cover pivotally coupled to the valve body at a hinge between an open and closed position, and a biasing element biasing the valve cover to the closed position. The valve cover includes an interior face comprising a sealing surface and a boss including a face surrounded by a beveled edge joining the boss with the sealing surface.
    Type: Application
    Filed: February 16, 2011
    Publication date: August 16, 2012
    Applicant: ThruBit B.V.
    Inventors: Jonathan Macrae, Bulent Finci, Jaime Pedraza, Mark Schiel, Robert Crispin Porter