Granted Patent
Utility
US 4,183,446 · App. 05/913,249
Food container with integral dish and cover
Inventor:
Paul Davis
Patented Case
View Patent ↗
Granted: Jan 15, 1980
Filed: Jun 6, 1978
Inventor
Paul Davis
Assignee (at issue)
Sweetheart Plastics, 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.