Granted Patent
Utility
US 6,166,642 · App. 09/481,658
Electronic tracing system
Inventor:
Koopal Farshid
Patented Case
View Patent ↗
Granted: Dec 26, 2000
Filed: Jan 11, 2000
Inventor
Koopal Farshid
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.