Granted Patent
Utility
US 6,220,171 · App. 09/287,542
Amusement ride
Inventors:
Philip Hettema, Cecil D. Magpuri, Aidan J. Bradley, Kevin T. Parent, Edward S. Newquist
Patented Case
View Patent ↗
Granted: Apr 24, 2001
Filed: Apr 6, 1999
Inventors
Philip Hettema
Cecil D. Magpuri
Aidan J. Bradley
Kevin T. Parent
Edward S. Newquist
Assignee (at issue)
Universal City Studios LLC
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.