Patents by Inventor Nelson Stuart Otteson

Nelson Stuart Otteson 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).

  • Gun chamber indicator
    Patent number: 4103639
    Abstract: Mechanical means for determining the presence of a cartridge in the chamber of a locked firearm in which a biased plunger means cooperates with the movement of the firearm eject or to indicate absence or presence of a cartridge therein.
    Type: Grant
    Filed: March 24, 1977
    Date of Patent: August 1, 1978
    Inventor: Nelson Stuart Otteson