Patents by Inventor Sergio Casino

Sergio Casino 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: 4016783
    Abstract: An improved wrench designed particularly for screwing a polished angle valve or other plumbing fitting without leaving unsightly teeth marks on it; the wrench including a hollow housing at one end of a crank handle, the housing being placed around the valve or other fitting, and the housing also supporting a rotatable transverse extending stabilizer bolt that threadingly engages the threaded end of the valve so to firmly hold the same while it is being screwed.
    Type: Grant
    Filed: August 25, 1975
    Date of Patent: April 12, 1977
    Inventors: George Spector, Sergio Casino