Patents by Inventor John B. Pugaczewski

John B. Pugaczewski 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: 5450488
    Abstract: A centralized multiple service voice messaging system. Additional directory numbers are dedicated to the message service system. The central office switching processor is programmed to forward calls dialed to these dedicated directory numbers to the voice mail system. The voice mail system, in turn, is programmed to recognize these numbers and perform a service based on the directory number dialed by the calling party and, in some cases, the directory number of the calling party.
    Type: Grant
    Filed: March 2, 1994
    Date of Patent: September 12, 1995
    Inventors: John B. Pugaczewski, Mark S. Maize