Granted Patent
Utility
US 4,085,244 · App. 05/656,863
Balanced orientated flexible packaging composite
Inventor:
Nathan Stillman
Patented Case
View Patent ↗
Granted: Apr 18, 1978
Filed: Feb 10, 1976
Inventor
Nathan Stillman
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.