Patents by Inventor Charles J. Piwonski

Charles J. Piwonski 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).

  • Flare attachment for a firearm with a removable barrel
    Patent number: 6295751
    Abstract: An attachment for a firearm with a removable barrel screws onto the firearm in place of the barrel and enables firing a flare. The attachment includes a firing pin housing with a sliding firing pin extension, and a flare cartridge barrel, which may be temporarily removed to receive a flare cartridge and then replaced. The normal bolt action of the firearm actuates the firing pin extension to fire the flare cartridge.
    Type: Grant
    Filed: May 26, 2000
    Date of Patent: October 2, 2001
    Inventor: Charles J. Piwonski