Patents by Inventor Art Mandelbaum

Art Mandelbaum 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: D322726
    Type: Grant
    Filed: June 2, 1989
    Date of Patent: December 31, 1991
    Assignee: Art Mandelbaum
    Inventors: John J. Rademacher, Art Mandelbaum