Granted Patent
Utility
US 5,377,225 · App. 08/139,957
Multiple-access noise rejection filter for a DS-CDMA system
Inventor:
Mark E. Davis
Patented Case
View Patent ↗
Granted: Dec 27, 1994
Filed: Oct 19, 1993
Inventor
Mark E. Davis
Assignee (at issue)
Hughes Aircraft Company
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.