Granted Patent
Utility
US 6,454,512 · App. 09/527,537
Person-guided vehicle
Inventor:
Mitchell Weiss
Patented Case
View Patent ↗
Granted: Sep 24, 2002
Filed: Mar 16, 2000
Inventor
Mitchell Weiss
Assignee (at issue)
PRI Automation, Inc.
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.