Granted Patent
Utility
US 6,766,892 · App. 10/336,617
Coin discrimination apparatus and method
Inventors:
Douglas A. Martin, Mark Waechter, Rodrigo Berho, John Partlow
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Jan 2, 2003
Inventors
Douglas A. Martin
Mark Waechter
Rodrigo Berho
John Partlow
Assignee (at issue)
Coinstar, LLC
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.