Granted Patent
Utility
US 6,556,090 · App. 09/762,857
Oscillator circuit for a validator
Inventor:
David Michael Furneaux
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Apr 2, 2001
Inventor
David Michael Furneaux
Assignee (at issue)
Mars, Incorporated
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.