Granted Patent
Utility
US 6,385,306 · App. 09/517,415
Audio file transmission method
Inventor:
John Francis Baxter, Jr.
Patented Case
View Patent ↗
Granted: May 7, 2002
Filed: Mar 2, 2000
Inventor
John Francis Baxter, Jr.
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.