Patents by Inventor David J. Boles

David J. Boles 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).

  • Vacuum cleaner bag housing assembly
    Patent number: 6314610
    Abstract: A bag housing assembly for a vacuum cleaner includes a rear bag housing which forms a bag cavity and a bag door which releasably attaches to the rear bag housing for enclosing the bag cavity. One of the rear bag housing and bag door is formed of a semi-rigid flexible fabric material which is permeable to air and which is sufficiently rigid to retain a molded shape. The flexible fabric material is attached to a rigid frame member which allows the bag door to releasably attach to the rear bag housing.
    Type: Grant
    Filed: April 23, 1999
    Date of Patent: November 13, 2001
    Assignee: The Hoover Company
    Inventors: Daniel R. Miller, David J. Boles, Lynn A. Frederick, Douglass A. King, Raymond L. Lawter