Granted Patent
Utility
US 6,591,306 · App. 09/357,907
IP network access for portable devices
Inventor:
Jens-Peter Redlich
Patented Case
View Patent ↗
Granted: Jul 8, 2003
Filed: Jul 21, 1999
Inventor
Jens-Peter Redlich
Assignee (at issue)
NEC 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.