Granted Patent
Utility
US 6,167,327 · App. 08/998,764
Pricing control system for multi-operation vending machines
Inventors:
John F. Broker, Douglas A. Ochsner
Patented Case
View Patent ↗
Granted: Dec 26, 2000
Filed: Dec 29, 1997
Inventors
John F. Broker
Douglas A. Ochsner
Assignee (at issue)
Maytag 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.