Granted Patent
Utility
US 4,999,470 · App. 07/503,730
Microwavable coffee maker
Inventor:
Donald Fuchs
Patented Case
View Patent ↗
Granted: Mar 12, 1991
Filed: Apr 3, 1990
Inventor
Donald Fuchs
Assignee (at issue)
MR.COFFEE CO., LTD.
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.