Patents by Inventor Ryan Douvier

Ryan Douvier 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 AND APPARATUS FOR CONVERTING AN AR PATTERN RIFLE FIREARM INTO A BULLPUP CONFIGURATION
    Publication number: 20240077263
    Abstract: A method for disassembling and converting a traditional AR-pattern firearm into a bullpup configuration of a semi-automatic rifle firearm assembly includes releasing and removing at least a firearm but stock and a standard bolt carrier group from the rifle firearm and then replacing the removed components with elements from a bullpup kit, namely a bullpup bolt carrier group that includes a bolt carrier and a spring assembly, the spring assembly having compression spring that is loaded when the bolt carrier recoils.
    Type: Application
    Filed: May 4, 2023
    Publication date: March 7, 2024
    Inventor: Ryan Douvier
  • Method and Apparatus For Converting an AR-15 Firearm into a Bullpup Configuration
    Publication number: 20230160650
    Abstract: A method for disassembling and converting a traditional AR-15 firearm into a bullpup configuration of an AR-15 firearm assembly includes releasing and removing at least a firearm but stock and a standard bolt carrier group from the AR-15 and then replacing the removed components with elements from a bullpup kit, namely a bullpup bolt carrier group that includes a bolt carrier and a spring assembly, the spring assembly having a plurality of radial spaced apart compression springs that are loaded when the bolt carrier recoils.
    Type: Application
    Filed: April 29, 2022
    Publication date: May 25, 2023
    Inventor: Ryan Douvier
  • Method and apparatus for converting an AR-15 firearm into a bullpup configuration
    Patent number: 11644260
    Abstract: A method for disassembling and converting a traditional AR-15 firearm into a bullpup configuration of an AR-15 firearm assembly includes releasing and removing at least a firearm but stock and a standard bolt carrier group from the AR-15 and then replacing the removed components with elements from a bullpup kit, namely a bullpup bolt carrier group that includes a bolt carrier and a spring assembly, the spring assembly having a plurality of radial spaced apart compression springs that are loaded when the bolt carrier recoils.
    Type: Grant
    Filed: April 29, 2022
    Date of Patent: May 9, 2023
    Inventor: Ryan Douvier