Granted Patent
Utility
US 6,556,997 · App. 09/476,795
Information retrieval system
Inventor:
Meny Levy
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Dec 30, 1999
Inventor
Meny Levy
Assignee (at issue)
Comverse, Ltd.
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.