Granted Patent
Utility
US 6,560,590 · App. 09/503,983
Method and apparatus for multiple tiered matching of natural language queries to positions in a text corpus
Inventors:
Michael Alexander Shwe, Brian O'Neill
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Feb 14, 2000
Inventors
Michael Alexander Shwe
Brian O'Neill
Assignee (at issue)
KANA SOFTWARE, 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.