Granted Patent
Utility
US 6,459,783 · App. 09/300,130
Internet service provider call redirection
Inventors:
Sean March, Jeffrey Chen
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Apr 27, 1999
Inventors
Sean March
Jeffrey Chen
Assignee (at issue)
Nortel Networks Limited
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.