Granted Patent
Utility
US 6,058,397 · App. 08/835,497
3D virtual environment creation management and delivery system
Inventors:
John W. Barrus, Stephan McKeown, Ilene B. Sterns
Patented Case
View Patent ↗
Granted: May 2, 2000
Filed: Apr 8, 1997
Inventors
John W. Barrus
Stephan McKeown
Ilene B. Sterns
Assignee (at issue)
Mitsubishi Electric Information Technology Center America, Inc. (ITA)
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.