Patents by Inventor John M. Collier

John M. Collier 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: 5596985
    Abstract: The surgical mask (10) protects a wearer's face, neck and upper chest region from exposure to bodily fluids expelled by a patient and includes an upper mask (12) resistant to fluids yet permeable by ambient gases for covering the wearer's nose and mouth, a fluid-proof lower mask (14) of greater breadth than the upper mask which is attached to the upper mask and extends circumferentially beyond the upper mask and hangs freely therefrom downwardly to the wearer's torso to provide a fluid barrier, and tie strings (18, 20) are attached to the upper mask for fastening the upper mask about the wearer's head. The lower tie strings (24) are connected to the lower mask and support the laterally extending upper side portions (25) of the lower mask about opposite sides of the neck of the wearer.
    Type: Grant
    Filed: January 31, 1996
    Date of Patent: January 28, 1997
    Inventor: John M. Collier