Granted Patent
Utility
US 6,400,407 · App. 09/099,118
Communicating logical addresses of resources in a data service channel of a video signal
Inventors:
Daniel J. Zigmond, Dean J. Blackketter, William M. Gillon, Phillip Y. Goldman
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Jun 17, 1998
Inventors
Daniel J. Zigmond
Dean J. Blackketter
William M. Gillon
Phillip Y. Goldman
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.