Patents by Inventor Don Sheelen

Don Sheelen 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).

  • Odor removal system
    Patent number: 6643850
    Abstract: An air filter assembly including a frame, a filter and an odor eliminator liquid. The frame forms an air flow channel. The filter is connected to the frame in the air flow channel. The filter includes at least one filter element. The odor eliminator liquid is located on a first one of the filter elements.
    Type: Grant
    Filed: March 21, 2002
    Date of Patent: November 11, 2003
    Assignee: HP Intellectual Corp.
    Inventors: James E. Chasen, David O'Connor, Don Sheelen, Paul J. Donoski, Eric J. Price, David Connery
  • Odor removal system
    Publication number: 20030177568
    Abstract: An air filter assembly including a frame, a filter and an odor eliminator liquid. The frame forms an air flow channel. The filter is connected to the frame in the air flow channel. The filter includes at least one filter element. The odor eliminator liquid is located on a first one of the filter elements.
    Type: Application
    Filed: March 21, 2002
    Publication date: September 25, 2003
    Inventors: James E. Chasen, David O'Connor, Don Sheelen, Paul J. Donoski, Eric J. Price, David Connery