Granted Patent
Utility
US 4,415,183 · App. 06/311,798
Multi-pocket pad retaining folder and blank therefor
Inventor:
Albert A. Benham
Patented Case
View Patent ↗
Granted: Nov 15, 1983
Filed: Oct 15, 1981
Inventor
Albert A. Benham
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.