Patents by Inventor Wayne Criswell

Wayne Criswell 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).

  • Patent number: 9441641
    Abstract: A fan for use by firefighters includes a pair of brackets that are rotatably attached to the fan and rotatable among three position. In a first position, the bracket retains the side of the fan on a door. In a second position, hooks on the brackets allow the fan to hang from a support. In a third position, a bracket is stored and retains coiled electrical cable to the fan. The hooks selectably engage mating slots in a second fan, allowing two fans to be stacked. Extendable arms selectably retain the fan in an open window or doorway. The Invention is also a kit to retrofit an existing fan.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: September 13, 2016
    Inventor: Wayne Criswell