Patents by Inventor Arturo Fossas

Arturo Fossas 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).

  • Distributed privacy oriented telephone extension system
    Patent number: 4703499
    Abstract: A distributed privacy oriented telephone extension system having up to three different kinds of privacy circuits of different capacity for coupling a respective extension phone to the telephone line. Selective user configuration of the telephone extension system effects one level of privacy control and spontaneous user control during conversation to disconnect or reconnect other phones effects a second level of user control relating to the extent of privacy achieved.
    Type: Grant
    Filed: February 21, 1986
    Date of Patent: October 27, 1987
    Inventors: Arturo Fossas, Orlando Ruiz