Granted Patent
Utility
US 6,804,665 · App. 09/836,200
Method and apparatus for discovering knowledge gaps between problems and solutions in text databases
Inventors:
Jeffrey Thomas Kreulen, Michael Arthur Lamb, William Scott Spangler
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Apr 18, 2001
Inventors
Jeffrey Thomas Kreulen
Michael Arthur Lamb
William Scott Spangler
Assignee (at issue)
International Business Machines Corporation
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.