Granted Patent
Utility
US 5,504,677 · App. 07/959,930
Automated payment system
Inventor:
Robert E. Pollin
Patented Case
View Patent ↗
Granted: Apr 2, 1996
Filed: Oct 15, 1992
Inventor
Robert E. Pollin
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.