Patents by Inventor James Carson Elliott

James Carson Elliott 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).

  • Earplug
    Patent number: 7793662
    Abstract: An earplug (100) having an adjustable sound deadening rating is disclosed. The earplug (100) includes an ear piece (102) adapted to fit within a user's ear canal and a core (104). The core (104) has a predetermined sound deadening rating. The ear piece (102) includes a coupling assembly (106) for removably coupling the core (104) to the ear piece (102) such that the core (104) may be removed from the ear piece (102) and replaced with another core (108) having a different preselected sound deadening rating to adjust a sound deadening rating of the earplug.
    Type: Grant
    Filed: February 14, 2006
    Date of Patent: September 14, 2010
    Inventor: James Carson Elliott