Granted Patent
Utility
US 4,998,279 · App. 07/298,039
Method and apparatus for personal verification utilizing nonpredictable codes and biocharacteristics
Inventor:
Kenneth P. Weiss
Patented Case
View Patent ↗
Granted: Mar 5, 1991
Filed: Jan 18, 1989
Inventor
Kenneth P. Weiss
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.