Patents by Inventor Nancy Childress

Nancy Childress 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).

  • Artificial ankle, artificial foot and artificial leg
    Patent number: 9204979
    Abstract: The present invention relates in the field of orthopedics to an artificial ankle which imitates the natural human gait in a proper way, thereby enabling its user to walk not only in a plane environment but also uphill and downhill without any unpleasant effects. The present invention further relates to an artificial foot and an artificial leg containing said artificial ankle.
    Type: Grant
    Filed: January 11, 2011
    Date of Patent: December 8, 2015
    Assignees: FALZ & KANNENBERG GMBH & CO. KG, NORTHWESTERN UNIVERSITY
    Inventors: Felix Starker, Urs Schneider, Andrew H. Hansen, Dudley S. Childress, Joachim Pauli, Carsten Pauli, Nancy Childress