Patents by Inventor Michael D. Keller

Michael D. Keller 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).

  • Article for attachment to tire stem and lug nut stud
    Publication number: 20040216793
    Abstract: Individual attachment devices are mounted to tire valve stems or wheel lug nut studs. An upper surface of the device serves as a display area for presenting display items such as promotional decals and logos. The device may also include tabs that project from the body of the attachment device. The tabs are used as display platforms that bear indicia on one of its surfaces, such as advertisements and marketing logos. A free-floating tab may be suspended away from the attachment device body by a connection means and likewise includes display items.
    Type: Application
    Filed: November 3, 2003
    Publication date: November 4, 2004
    Inventor: Michael D. Keller
  • Composite feather filament material
    Publication number: 20020007900
    Abstract: The present invention relates to the combination of feather fibers or barbs, along with a thermoplastic binder, such as polypropylene or polyethylene, to form a thermally processed composite mat useful in vehicle interior trim and insulation components.
    Type: Application
    Filed: July 17, 2001
    Publication date: January 24, 2002
    Inventor: Michael D. Keller
  • Bottle stopper with display surface
    Patent number: D536968
    Type: Grant
    Filed: August 23, 2005
    Date of Patent: February 20, 2007
    Inventor: Michael D. Keller