Granted Patent
Utility
US 4,801,944 · App. 07/107,007
Antenna
Inventors:
Peter A. Madnick, Russell W. Sherwood
Patented Case
View Patent ↗
Granted: Jan 31, 1989
Filed: Oct 13, 1987
Inventors
Peter A. Madnick
Russell W. Sherwood
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.