Granted Patent
Utility
US 5,619,213 · App. 08/399,860
Antenna coupler for a portable radio
Inventor:
William W. Hays, III
Patented Case
View Patent ↗
Granted: Apr 8, 1997
Filed: Mar 7, 1995
Inventor
William W. Hays, III
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.