Patents by Inventor James Joseph Longo, Jr.

James Joseph Longo, Jr. 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).

  • Antimicrobial polishing compound
    Patent number: 6004539
    Abstract: An antimicrobial, abrasive, polishing compound, colloidal suspension or gel formulated for the controlling of microbial cross-contamination in the pumicing or polishing of prosthetic and orthodontic dental appliances and related materials. The colloidal suspension provides continuous, instant access to a pre-mixed polishing compound with excellent antimicrobial activity for use by dental offices and laboratories.
    Type: Grant
    Filed: February 16, 1999
    Date of Patent: December 21, 1999
    Inventors: James Joseph Longo, Jr., James Joseph Longo, Sr., David Michael Longo