Patents by Inventor Patricia Ptak

Patricia Ptak 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).

  • Duster brush assembly for vacuum cleaners
    Publication number: 20060179607
    Abstract: The present invention relates to a duster brush assembly for a vacuum cleaner. The duster brush assembly includes a duster brush fixedly disposed at the air flow entrance of a hollow tubular member operatively connected to the vacuum cleaner. A hollow tubular member is telescopically mounted on a suction tube which is in communication with the vacuum cleaner. To clean the duster brush the hollow tubular member is moved forward over the duster brush is removed by vacuum into the vacuum cleaner.
    Type: Application
    Filed: February 16, 2005
    Publication date: August 17, 2006
    Inventors: Patricia Ptak, Victor Ptak, Christopher Ptak