Granted Patent
Utility
US 5,862,220 · App. 08/656,923
Method and apparatus for using network address information to improve the performance of network transactions
Inventor:
Stephen G. Perlman
Patented Case
View Patent ↗
Granted: Jan 19, 1999
Filed: Jun 3, 1996
Inventor
Stephen G. Perlman
Assignee (at issue)
WebTV Networks, Inc.
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.