Patents by Inventor Vicente Santo Domingo Alberto

Vicente Santo Domingo Alberto 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).

  • Primary dry cell having a novel venting closure
    Patent number: 4056659
    Abstract: A primary dry cell comprising a metal anode cup having a cathode mix therein, an open end, a central cathode rod through the open end, and a closure, the closure having a central bore and a venting sleeve defined by an annular groove in the closure and being disposed proximate the central bore.
    Type: Grant
    Filed: February 11, 1976
    Date of Patent: November 1, 1977
    Assignee: Union Carbide Corporation
    Inventors: Frank George Spanur, Vicente Santo Domingo Alberto