Patents by Inventor Andrew R. Dawn

Andrew R. Dawn 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: 4808347
    Abstract: An apparatus for freshening air within confined spaces such as the driver or passenger compartment of vehicles, or rooms within buildings, includes a housing which has an elongated cylindrical rear section adapted to plug into a standard cigarette lighter socket of the type commonly found in vehicles. An electric motor within the front section of the housing contains a propeller fastened to its shaft, the motor being powered through electrical contacts protruding through the rear section of the housing and contacting complementary contacts within the socket. A perforated dome-shaped cover removably fastenable to the larger diameter front section of the housing containing the propeller has a concave interior space adapted to hold a disposable scent producing an odor absorbing perforated disc.
    Type: Grant
    Filed: March 24, 1988
    Date of Patent: February 28, 1989
    Inventor: Andrew R. Dawn