Patents by Inventor John E. Patrickus

John E. Patrickus 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: 7300401
    Abstract: A combined mouth retracting and saliva ejecting device has a forward suction portion, a right cheek retractor portion, a left cheek retractor portion, and a rearward suction portion, the device being configured to be placed within the mouth of a dental patient. The device is constructed of a single piece of rigid, but resilient, tubular material, the material having an elastomeric memory. The device is tubular and has a cylindrical or other shape cross section and can be constructed of material so as to be either disposable or nondisposable, the nondisposable version being capable of heat or chemical sterilization. The device can be made in almost any size to accommodate the wide variety of patients that it may be used with, including children.
    Type: Grant
    Filed: March 28, 2005
    Date of Patent: November 27, 2007
    Inventor: John E. Patrickus