Granted Patent
Utility
US 6,490,343 · App. 09/399,238
System and method of non-spoken telephone communication
Inventors:
Newton James Smith, Jr., Herman Rodriguez, Randolph Michael Forlenza
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Sep 16, 1999
Inventors
Newton James Smith, Jr.
Herman Rodriguez
Randolph Michael Forlenza
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.