Patents by Inventor Valter Zoboli

Valter Zoboli 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).

  • Dielectric pipe joint, particularly for underground pipes
    Patent number: 6616192
    Abstract: A dielectric joint for pipes, particularly for underground pipes, comprises a male head of a first pipe which enters a mating and mutually opposite cup-shaped female head of a second pipe; a sealing insulating means is interposed between the pipes and is externally extended on the first pipe by an extent which reaches beyond the inlet edge of the female head and internally forms a tight-fitting cladding of the first and second pipes for a longitudinal extent which is at least equal to the overall length of the joint.
    Type: Grant
    Filed: October 6, 2000
    Date of Patent: September 9, 2003
    Inventor: Valter Zoboli