Patents by Inventor Mark G. Feuerstein

Mark G. Feuerstein 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).

  • Multi-position secure door system
    Patent number: 7984875
    Abstract: A door system for an aircraft has a flight deck door hingely coupled to a flight deck bulkhead. A lavatory is adjacent to the flight deck bulkhead and formed of a lavatory bulkhead. A lavatory door is coupled to the lavatory bulkhead. A latching mechanism is attached to the flight deck door. The latching mechanism in a first position engages the flight deck bulkhead and in a second position engages the lavatory bulkhead.
    Type: Grant
    Filed: September 11, 2007
    Date of Patent: July 26, 2011
    Assignee: The Boeing Company
    Inventors: Michael S. Koehn, Mark G. Feuerstein, Andrew Sones, James Johnson
  • MULTI-POSITION SECURE DOOR SYSTEM
    Publication number: 20090065641
    Abstract: A door system for an aircraft has a flight deck door hingely coupled to a flight deck bulkhead. A lavatory is adjacent to the flight deck bulkhead and formed of a lavatory bulkhead. A lavatory door is coupled to the lavatory bulkhead. A latching mechanism is attached to the flight deck door. The latching mechanism in a first position engages the flight deck bulkhead and in a second position engages the lavatory bulkhead.
    Type: Application
    Filed: September 11, 2007
    Publication date: March 12, 2009
    Inventors: Michael S. Koehn, Mark G. Feuerstein, Andrew Sones, James Johnson