Patents by Inventor Mario H. Bourgeois

Mario H. Bourgeois 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).

  • Firearm piercing tool attachment device
    Patent number: 5782031
    Abstract: A new Firearm Piercing Tool Attachment Device for attaching a piercing tool to a firearm having a cleaning port. The inventive device includes a body having a hollow section and a second section, the second section being receivable within the cleaning port of the firearm, a spring-biased pin disposed within the second section for removably attaching the second section to the cleaning port, and a plurality of retaining set screws for removably attaching the piercing tool handle to the hollow section.
    Type: Grant
    Filed: June 25, 1997
    Date of Patent: July 21, 1998
    Inventor: Mario H. Bourgeois