Granted Patent
Utility
US 4,354,596 · App. 06/236,936
Carton with inverted internal platform and carton blank therefor
Inventor:
John J. Lavery
Patented Case
View Patent ↗
Granted: Oct 19, 1982
Filed: Feb 23, 1981
Inventor
John J. Lavery
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.