Granted Patent
Utility
US 4,454,955 · App. 06/512,837
Child resistant package
Inventors:
Maximillian Kusz, William E. Fillmore
Patented Case
View Patent ↗
Granted: Jun 19, 1984
Filed: Jul 11, 1983
Inventors
Maximillian Kusz
William E. Fillmore
Assignee (at issue)
Owens-Illinois 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.