Granted Patent
Utility
US 4,487,312 · App. 06/474,075
Package for carrying two multicontainer packs
Inventor:
James E. Heider
Patented Case
View Patent ↗
Granted: Dec 11, 1984
Filed: Mar 10, 1983
Inventor
James E. Heider
Assignee (at issue)
Owens-Illinois Inc.
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.