Patents by Inventor Allen G. Macris

Allen G. Macris 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).

  • Face chamber
    Patent number: 4989596
    Abstract: A face chamber for use with a continuous positive airways pressure apparatus to treat a patient comprising a housing with a pressure chamber and a face receiving opening to fit over the patient's face, a seal to seal the patient's face to the housing so that the patient breathes into said pressure chamber, an inlet connector for connecting the output of the continuous positive airways pressure apparatus to the pressure chamber, and control valves for controlling the discharge of gases from the face chamber.
    Type: Grant
    Filed: February 14, 1989
    Date of Patent: February 5, 1991
    Inventors: Allen G. Macris, Stothe P. Kezios, Harry L. Vaughan