Granted Patent
Utility
US 6,313,874 · App. 08/971,906
Method and apparatus for direct detection of communication system leakage signals
Inventors:
Andrew E. Bowyer, Daniel K. Chappell
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Nov 17, 1997
Inventors
Andrew E. Bowyer
Daniel K. Chappell
Assignee (at issue)
Wavetek Corporation
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.