Granted Patent
Utility
US 6,366,908 · App. 09/475,743
Keyfact-based text retrieval system, keyfact-based text index method, and retrieval method
Inventors:
Kyung Taek Chong, Myung Gil Jang, MiSeon Jun, Se Young Park
Patented Case
View Patent ↗
Granted: Apr 2, 2002
Filed: Dec 30, 1999
Inventors
Kyung Taek Chong
Myung Gil Jang
MiSeon Jun
Se Young Park
Assignee (at issue)
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
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.