Granted Patent
Utility
US 6,421,368 · App. 09/256,617
Spread spectrum wireless communication system
Inventor:
Jeffrey S. Vanderpool
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Feb 23, 1999
Inventor
Jeffrey S. Vanderpool
Assignee (at issue)
Xircom Wireless, 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.