Patents by Inventor Salvatore Sapienza

Salvatore Sapienza 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).

  • Opaque syringe
    Patent number: 5376081
    Abstract: A syringe comprising a completely opaque barrel (2) and a plunger (3) having at least two measuring scales (6, 6'; 7, 7') , wherein one scale includes ascending numeral values and the other includes descending numeral values having a common index made of a rectilinear end (8) of the base of the cylinder.
    Type: Grant
    Filed: December 11, 1991
    Date of Patent: December 27, 1994
    Inventor: Salvatore Sapienza