Granted Patent
Utility
US 6,508,397 · App. 09/280,583
Self-defense ATM
Inventor:
Cuong D. Do
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Mar 30, 1999
Inventor
Cuong D. Do
Assignee (at issue)
Citicorp Development Center, 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.