Granted Patent
Utility
US 6,356,545 · App. 08/989,361
Internet telephone system with dynamically varying codec
Inventors:
Mike Vargo, Jerry Chang
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Dec 12, 1997
Inventors
Mike Vargo
Jerry Chang
Assignee (at issue)
Clarent 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.