Granted Patent
Utility
US 6,319,137 · App. 09/594,386
Containerless sheet flow water ride
Inventor:
Thomas J. Lochtefeld
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Jun 13, 2000
Inventor
Thomas J. Lochtefeld
Assignee (at issue)
Light Wave Ltd
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.