Granted Patent
Utility
US 6,060,847 · App. 09/112,258
Interactive amusement ride
Inventors:
Philip Hettema, Craig Robert Hanna, John R. Murdy, Nicholas H. Drobnis
Patented Case
View Patent ↗
Granted: May 9, 2000
Filed: Jul 8, 1998
Inventors
Philip Hettema
Craig Robert Hanna
John R. Murdy
Nicholas H. Drobnis
Assignee (at issue)
Universal 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.