Granted Patent
Utility
US 5,930,765 · App. 08/975,612
Downloading method for songs and advertisements
Inventor:
John R. Martin
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: Nov 21, 1997
Inventor
John R. Martin
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.