Granted Patent
Utility
US 5,872,846 · App. 08/743,786
System and method for providing security in data communication systems
Inventor:
Bryan K. Ichikawa
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Nov 7, 1996
Inventor
Bryan K. Ichikawa
Assignee (at issue)
MCI Communications Corporation
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.