Granted Patent
Utility
US 6,401,920 · App. 09/839,233
Multiple disc package with locking and tamper-evident push button
Inventor:
John A. Gelardi
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Apr 23, 2001
Inventor
John A. Gelardi
Assignee (at issue)
AGI 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.