Granted Patent
Utility
US 6,697,419 · App. 09/442,657
Digital transmission method
Inventor:
Guterman Pascal
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Nov 18, 1999
Inventor
Guterman Pascal
Assignee (at issue)
Gemplus
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.