Granted Patent
Utility
US 5,895,466 · App. 08/914,532
Automated natural language understanding customer service system
Inventors:
Randy G. Goldberg, Richard R. Rosinski
Patented Case
View Patent ↗
Granted: Apr 20, 1999
Filed: Aug 19, 1997
Inventors
Randy G. Goldberg
Richard R. Rosinski
Assignee (at issue)
AT&T CORP.
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.