Granted Patent
Utility
US 4,550,651 · App. 06/442,947
Batch-brewing coffee system
Inventor:
Joel E. Haynes
Patented Case
View Patent ↗
Granted: Nov 5, 1985
Filed: Nov 19, 1982
Inventor
Joel E. Haynes
Assignee (at issue)
Richard B. Mindlin
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.