Granted Patent
Utility
US 5,964,839 · App. 09/085,482
System and method for monitoring information flow and performing data collection
Inventors:
Charles G. Johnson, Bernard S. Renger
Patented Case
View Patent ↗
Granted: Oct 12, 1999
Filed: May 27, 1998
Inventors
Charles G. Johnson
Bernard S. Renger
Assignee (at issue)
AT&T CORP.
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.