Patents by Inventor Matteo Vincenzio Viviano

Matteo Vincenzio Viviano 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).

  • Method of installing and removing a safety selector
    Patent number: 9772156
    Abstract: A method of installing a safety selector in a firearm includes inserting the safety selector into an opening in the firearm, aligning a hole extending through the safety selector with a cavity extending transversely from the opening, inserting a spring through the hole and into the cavity, inserting a detent plunger through the hole and at least partially into the cavity, thereby compressing the spring, and moving the safety selector within the opening transversely to the cavity so as to capture the detent plunger at least partially within the cavity. The invention also encompasses a method of removing the safety selector.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: September 26, 2017
    Assignee: Smith & Wesson Corp.
    Inventors: Matteo Vincenzio Viviano, Joshua Raymond Lloyd