Patents by Inventor Cyrus Kliewer

Cyrus Kliewer 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).

  • Check valve with locked restraint mechanism
    Patent number: 7021331
    Abstract: Check valves including components having a straightforward and simple design allowing the components to be scaled down to an extremely small size without losing functionality or performance of the check valve.
    Type: Grant
    Filed: May 28, 2004
    Date of Patent: April 4, 2006
    Assignee: Smart Products, Inc.
    Inventors: Jay M. Jernigan, Cyrus Kliewer, Michael McGregor
  • Check valve barbed casing
    Publication number: 20050263187
    Abstract: A check valve is disclosed which may be anchored in place through the use of a barbed casing.
    Type: Application
    Filed: May 28, 2004
    Publication date: December 1, 2005
    Inventors: Jay Jernigan, Cyrus Kliewer, Michael McGregor
  • Check valve with locked restraint mechanism
    Publication number: 20050263191
    Abstract: Check valves including components having a straightforward and simple design allowing the components to be scaled down to an extremely small size without losing functionality or performance of the check valve.
    Type: Application
    Filed: May 28, 2004
    Publication date: December 1, 2005
    Inventors: Jay Jernigan, Cyrus Kliewer, Michael McGregor