Patents by Inventor Joan Madeline Devlin

Joan Madeline Devlin 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).

  • Convertible furniture assembly
    Publication number: 20040187206
    Abstract: A double bunk bed is convertible into a single bed or a settee by removing the upper base and mattress, placing it on the lower one and then lowering the end members to serve as arm rests or as head- and foot-boards for the single bed. The end members are of inverted U-shape and their arms are telescopically received in legs at the four corners of the lower base/mattress component.
    Type: Application
    Filed: March 27, 2003
    Publication date: September 30, 2004
    Inventor: Joan Madeline Devlin