Granted Patent
Utility
US 4,524,870 · App. 06/529,521
Visible and easy accessible package
Inventors:
Harry I. Roccaforte, Robert A. Christie
Patented Case
View Patent ↗
Granted: Jun 25, 1985
Filed: Sep 6, 1983
Inventors
Harry I. Roccaforte
Robert A. Christie
Assignee (at issue)
Champion International Corporation Limited
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.