Granted Patent
Utility
US 4,892,208 · App. 07/245,639
Child-resistant closure assembly
Inventor:
Larry C. Sledge
Patented Case
View Patent ↗
Granted: Jan 9, 1990
Filed: Sep 19, 1988
Inventor
Larry C. Sledge
Assignee (at issue)
Specialty Packaging Licensing Company, 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.