Patents by Inventor Anthony Calisto

Anthony Calisto 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).

  • Interchangeable nozzle apparatus
    Patent number: 4382530
    Abstract: An interchangeable nozzle apparatus for a caulking gun includes a base member which is fittable over the tapered nozzle on a caulking tube and has a universal mounting surface thereon, a plurality of nozzle attachments of different diameters each having a similar mounting portion which mates with the universal base mounting portion, and a securing member such as a thumbscrew for affixing any one of the attachment nozzles to the base member.
    Type: Grant
    Filed: July 1, 1981
    Date of Patent: May 10, 1983
    Inventor: Anthony Calisto