Granted Patent
Utility
US 5,017,052 · App. 07/394,195
Cup conveyor
Inventor:
James G. Bartylla
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Aug 15, 1989
Inventor
James G. Bartylla
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.