Granted Patent
Utility
US 6,199,033 · App. 09/130,517
LAN emulation server changing over method
Inventor:
Yumi Tanaka
Patented Case
View Patent ↗
Granted: Mar 6, 2001
Filed: Aug 7, 1998
Inventor
Yumi Tanaka
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.