Patents by Inventor Frank J. Lucarelli

Frank J. Lucarelli 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).

  • Invalid walker
    Patent number: 4411283
    Abstract: An invalid walker suitable for use on level or unlevel surfaces or for going up and down stairs having a telescoping front leg assembly for positioning the front legs at various levels. Suitable locking means are provided to maintain the front legs at the preselected position.
    Type: Grant
    Filed: December 30, 1981
    Date of Patent: October 25, 1983
    Inventor: Frank J. Lucarelli