Granted Patent
Utility
US 5,848,409 · App. 08/905,727
System, method and computer program product for maintaining group hits tables and document index tables for the purpose of searching through individual documents and groups of documents
Inventor:
Don Ahn
Patented Case
View Patent ↗
Granted: Dec 8, 1998
Filed: Aug 4, 1997
Inventor
Don Ahn
Assignee (at issue)
Smart Patents LLC
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.