Granted Patent
Utility
US 5,734,639 · App. 08/646,387
Wireless direct sequence spread spectrum digital cellular telephone system
Inventors:
Herman Bustamante, Francis D. Natali, David T. Magill
Patented Case
View Patent ↗
Granted: Mar 31, 1998
Filed: May 8, 1996
Inventors
Herman Bustamante
Francis D. Natali
David T. Magill
Assignee (at issue)
Stanford Telecommunications, 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.