Granted Patent
Utility
US 6,823,480 · App. 09/669,215
Operational status identification system for a modem or other communication system
Inventor:
Larry Brown
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Sep 25, 2000
Inventor
Larry Brown
Assignee (at issue)
Thomson Licensing
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.