Granted Patent
Utility
US 6,741,856 · App. 09/853,142
Communique system for virtual private narrowcasts in cellular communication networks
Inventors:
Daniel B. McKenna, James M. Graziano
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: May 9, 2001
Inventors
Daniel B. McKenna
James M. Graziano
Assignee (at issue)
Vesuvius, Inc.
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.