Patents by Inventor Michael Ringler

Michael Ringler 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).

  • Concrete curb form hanger
    Patent number: 4836487
    Abstract: A hanger for constructing concrete curb forms and form from a continuous metal rod bent so that the hanger can be attached to a backboard and faceboard and secured to a backboard stake to position and support the faceboard.
    Type: Grant
    Filed: March 7, 1988
    Date of Patent: June 6, 1989
    Inventor: Michael Ringler