Granted Patent
Utility
US 6,822,955 · App. 09/057,578
Proxy server for TCP/IP network address portability
Inventors:
John David Brothers, Jeffrey G. Smith
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Apr 9, 1998
Inventors
John David Brothers
Jeffrey G. Smith
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.