Granted Patent
Utility
US 4,119,266 · App. 05/829,625
Octagonal shaped paperboard bulk bin
Inventor:
Thomas B. Dempster
Patented Case
View Patent ↗
Granted: Oct 10, 1978
Filed: Sep 1, 1977
Inventor
Thomas B. Dempster
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.