Patents by Inventor Arthur J. Elftmann, JR.

Arthur J. Elftmann, JR. 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).

  • Semi-automatic rifle ambidextrous push type speed safety
    Patent number: 9719743
    Abstract: A sliding safety device for use in AR-15 style and type of semi-automatic rifles is disclosed. The sliding safety device having cylindrical end portions is configured to prevent the discharge of semi-automatic rifle when the device is in a “safe” position. Additionally the invention includes the method of retrofitting the sliding safety device into the lower receiver of a semi-automatic style or type rifle after removal of the standard rotating safety selector device that has been in use since the inception of semi-automatic rifles of the AR-15 style or type.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: August 1, 2017
    Inventor: Arthur J. Elftmann, Jr.
  • Pin Retention Clip For Triggers
    Publication number: 20170184363
    Abstract: A trigger assembly retention apparatus. It is useful in allowing the easy removal and reinsertion of a trigger assembly of a gun for cleaning, replacement, inspection or the trigger assembly or any other reason.
    Type: Application
    Filed: March 9, 2017
    Publication date: June 29, 2017
    Inventor: Arthur J. Elftmann, JR.
  • Semi-automatic Rifle Ambidextrous Push Type Speed Safety
    Publication number: 20170153078
    Abstract: A sliding safety device for use in AR-15 style and type of semi-automatic rifles is disclosed. The sliding safety device having cylindrical end portions is configured to prevent the discharge of semi-automatic rifle when the device is in a “safe” position. Additionally the invention includes the method of retrofitting the sliding safety device into the lower receiver of a semi-automatic style or type rifle after removal of the standard rotating safety selector device that has been in use since the inception of semi-automatic rifles of the AR-15 style or type.
    Type: Application
    Filed: December 1, 2015
    Publication date: June 1, 2017
    Inventor: Arthur J. Elftmann, JR.