Patents by Inventor David Karstens

David Karstens 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).

  • Potentially hazardous material request and approve methods and apparatuses
    Publication number: 20060218553
    Abstract: An apparatus is provided with instructions adapted to facilitate a user in submitting online a request for a potentially hazardous material, tracking of the request, and/or approval of the request. Tracking of the request may include statuses of a plurality of tasks, which completions are required prior to the approval of the request.
    Type: Application
    Filed: March 25, 2005
    Publication date: September 28, 2006
    Inventors: Tim Dore, David Karstens