Granted Patent
Utility
US 5,974,405 · App. 08/933,576
Knowledge base management system with enhanced explanation of derived information and error objects
Inventors:
Deborah L. McGuinness, Peter Patel-Schneider, Lori Alperin Resnick
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Sep 19, 1997
Inventors
Deborah L. McGuinness
Peter Patel-Schneider
Lori Alperin Resnick
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
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.