Granted Patent
Utility
US 5,404,518 · App. 08/268,712
System for building a user-determined database of solution documents from queries that fail within it and from the search steps that do provide a solution
Inventors:
Eric J. Gilbertson, Sarah L. Nunke
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Jun 30, 1994
Inventors
Eric J. Gilbertson
Sarah L. Nunke
Assignee (at issue)
Answer Computer, 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.