Granted Patent
Utility
US 4,903,586 · App. 07/236,797
Coffee brewer
Inventor:
Alan M. King
Patented Case
View Patent ↗
Granted: Feb 27, 1990
Filed: Aug 26, 1988
Inventor
Alan M. King
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.