Granted Patent
Utility
US 3,984,021 · App. 05/475,593
Safety closure container
Inventor:
Gerhardt E. Uhlig
Patented Case
View Patent ↗
Granted: Oct 5, 1976
Filed: Jun 3, 1974
Inventor
Gerhardt E. Uhlig
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.