Patents by Inventor David Stumpff

David Stumpff 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: 6119857
    Abstract: An improved hinge with primary application to plastic molded containers. More particularly, this invention relates to a hinge which is compliant to bending forces applied during assembly and use of a container having a cover and a base. Importantly, the improved hinge limits the amount that the hinge may be bent.
    Type: Grant
    Filed: November 25, 1998
    Date of Patent: September 19, 2000
    Inventor: David Stumpff