Patents by Inventor Brence Sell

Brence Sell 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).

  • Anesthesia and respiratory face mask
    Patent number: 5975079
    Abstract: A disposable anesthesia mask is provided which has a top portion having an aperture, an encompassed side portion and an open bottom portion. Located on the open bottom portion is an inflatable sealing means, which provides a pneumatic seal between the mask and the patients face. The disposable mask is transparent and is located around the nasal bridge. This shape alleviates orbital pressure. Elongated hooks that are attached to the mask by a head strap plate provides the option of affixing a strap to the mask.
    Type: Grant
    Filed: July 25, 1994
    Date of Patent: November 2, 1999
    Inventors: Deborah Hellings, Brence Sell