Granted Patent
Utility
US 4,355,757 · App. 06/240,924
Venting carton and blank therefor
Inventor:
Harry I. Roccaforte
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: Mar 5, 1981
Inventor
Harry I. Roccaforte
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.