Granted Patent
Utility
US 6,732,149 · App. 09/289,023
System and method for hindering undesired transmission or receipt of electronic messages
Inventor:
Jeffrey O. Kephart
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: Apr 9, 1999
Inventor
Jeffrey O. Kephart
Assignee (at issue)
International Business Machines 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.