Granted Patent
Utility
US 4,839,853 · App. 07/244,349
Computer information retrieval using latent semantic structure
Inventors:
Scott Deerwester, Susan T. Dumais, George W. Furnas, Richard A. Harshman, Thomas K. Landauer, Karen Lochbaum, Lynn A. Streeter
Patented Case
View Patent ↗
Granted: Jun 13, 1989
Filed: Sep 15, 1988
Inventors
Scott Deerwester
Susan T. Dumais
George W. Furnas
Richard A. Harshman
Thomas K. Landauer
Karen Lochbaum
Lynn A. Streeter
Assignee (at issue)
Bell Communications Research, 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.