Granted Patent
Utility
US 4,472,440 · App. 06/521,405
Package containing a moisture resistant edible baked container
Inventor:
Herbert M. Bank
Patented Case
View Patent ↗
Granted: Sep 18, 1984
Filed: Aug 8, 1983
Inventor
Herbert M. Bank
Assignee (at issue)
Maryland Cup 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.