Granted Patent
Utility
US 6,213,276 · App. 09/413,484
Tamper-resistant vending machine
Inventor:
Kenneth W. Oden
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Oct 6, 1999
Inventor
Kenneth W. Oden
Assignee (at issue)
ROYAL VENDORS, 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.