Granted Patent
Utility
US 4,656,642 · App. 06/601,453
Spread-spectrum detection system for a multi-element antenna
Inventors:
John T. Apostolos, Chester E. Stromswold
Patented Case
View Patent ↗
Granted: Apr 7, 1987
Filed: Apr 18, 1984
Inventors
John T. Apostolos
Chester E. Stromswold
Assignee (at issue)
Sanders GmbH
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.