Granted Patent
Utility
US 6,545,697 · App. 09/978,616
Video telephony
Inventors:
Benjamin J. Parker, Shane R. Werner, Chuck Diaz, Terry M. Frederick
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Oct 16, 2001
Inventors
Benjamin J. Parker
Shane R. Werner
Chuck Diaz
Terry M. Frederick
Assignee (at issue)
SPRINT COMMUNICATIONS COMPANY, L.P.
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.