Patents by Inventor Jeffrey John Williams

Jeffrey John Williams 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).

  • Membrane-coated sintered porous media for sample collection
    Patent number: 11141951
    Abstract: The present application provides devices and methods of making and using these devices. The devices comprise a sintered porous polymeric material, a porous membrane attached to at least a portion of the sintered porous polymeric material, and optionally a housing which surrounds at least a portion of the sintered porous polymeric material. The devices can be used for sample collection, purification and transfer.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: October 12, 2021
    Assignee: Porex Corporation
    Inventors: Guoqiang Mao, Kyle Thomas Harris, Katlin Marie Lumme, Jeffrey John Williams
  • Membrane-Coated Sintered Porous Media for Sample Collection
    Publication number: 20180036994
    Abstract: The present application provides devices and methods of making and using these devices. The devices comprise a sintered porous polymeric material, a porous membrane attached to at least a portion of the sintered porous polymeric material, and optionally a housing which surrounds at least a portion of the sintered porous polymeric material. The devices can be used for sample collection, purification and transfer.
    Type: Application
    Filed: February 18, 2016
    Publication date: February 8, 2018
    Inventors: Guoqiang Mao, Kyle Thomas Harris, Katlin Marie Lumme, Jeffrey John Williams