Granted Patent
Utility
US 5,890,593 · App. 08/877,261
Free standing tamper proof package for product display
Inventor:
Neall W. Humphrey
Patented Case
View Patent ↗
Granted: Apr 6, 1999
Filed: Jun 17, 1997
Inventor
Neall W. Humphrey
Assignee (at issue)
Trade Source International
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.