Patents by Inventor John J. Hickham

John J. Hickham 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).

  • Patent number: 5037298
    Abstract: Apparatus for ejecting saliva and retracting cheeks and lips comprising a tongue retractor terminating into a pair of ends. A pair of saliva ejector is secured to the tongue retractor. A tongue retainer is attached to the tongue retractor, and a cheek and lip retractor is connected to the tongue retainer. A process for removing saliva from an oral cavity having a tongue and partially surrounded by cheeks and lips including expanding the cheeks and lips of the oral cavity with a cheek and lip retractor. The process additonally comprises retracting the tongue within the oral cavity with a tongue retractor that is supported by the base of the oral cavity, retaining the tongue in a generally fixed position and removing saliva along a structural portion of the tongue retractor.
    Type: Grant
    Filed: July 9, 1987
    Date of Patent: August 6, 1991
    Inventor: John J. Hickham