Granted Patent
Utility
US 6,628,699 · App. 08/880,637
Receiving a spread spectrum signal
Inventors:
Erik Ramberg, Robert K. Froelich, Forrest F. Fulton
Patented Case
View Patent ↗
Granted: Sep 30, 2003
Filed: Jun 23, 1997
Inventors
Erik Ramberg
Robert K. Froelich
Forrest F. Fulton
Assignee (at issue)
Schlumberger Resource Management Systems, 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.