Granted Patent
Utility
US 4,595,112 · App. 06/630,061
Thermal container
Inventor:
Robert A. Dubois
Patented Case
View Patent ↗
Granted: Jun 17, 1986
Filed: Jul 12, 1984
Inventor
Robert A. Dubois
Assignee (at issue)
Greif Bros. 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.