Patents by Inventor Joseph A. Loprete

Joseph A. Loprete 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).

  • Portable radiotelephone apparatus
    Patent number: 7257422
    Abstract: A portable radiotelephone apparatus having a microphone and an earpiece electrically connected individually to respective wires of a two-wire electrical line, and a retraction mechanism with a one-way lock device for the line.
    Type: Grant
    Filed: September 24, 2001
    Date of Patent: August 14, 2007
    Inventor: Joseph A. Loprete
  • Portable radiotelephone apparatus
    Publication number: 20030060241
    Abstract: A portable radiotelephone apparatus having a microphone and an earpiece electrically connected individually to respective wires of a two-wire electrical line, and a retraction mechanism with a one-way lock device for the line.
    Type: Application
    Filed: September 24, 2001
    Publication date: March 27, 2003
    Inventor: Joseph A. Loprete