Patents by Inventor Seth A. HULST

Seth A. HULST 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).

  • MASK WITH MULTI-PROFILE FRAME AND CONNECTIBLE PROFILES
    Publication number: 20200139154
    Abstract: A medical treatment or testing mask includes a first profile having a first fastening mechanism, and a second profile, that is separate from the first profile, having a second fastening mechanism that is fastenable to the first fastening mechanism. The mask further includes a first sheet of thermoplastic material attached to the first profile and to the second profile, wherein, when the second fastening mechanism is fastened to the first fastening mechanism, the first profile and the second profile create a single frame structure.
    Type: Application
    Filed: March 29, 2018
    Publication date: May 7, 2020
    Inventors: Roger F. WILSON, Seth A. HULST, John STEFFEN