Granted Patent
Utility
US 5,139,147 · App. 07/745,138
Package incorporating flanged containers
Inventor:
Robert L. Sutherland
Patented Case
View Patent ↗
Granted: Aug 18, 1992
Filed: Aug 12, 1991
Inventor
Robert L. Sutherland
Assignee (at issue)
The Mead Corporation
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.