Granted Patent
Utility
US 6,072,942 · App. 08/715,336
System and method of electronic mail filtering using interconnected nodes
Inventors:
Edward B. Stockwell, Paula Greve
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Sep 18, 1996
Inventors
Edward B. Stockwell
Paula Greve
Assignee (at issue)
Secure Computing, 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.