Granted Patent
Utility
US 4,516,683 · App. 06/602,880
Child-resistant closure
Inventor:
Anthony Delia
Patented Case
View Patent ↗
Granted: May 14, 1985
Filed: Apr 23, 1984
Inventor
Anthony Delia
Assignee (at issue)
The Drackett Company
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.