Granted Patent
Utility
US 6,381,314 · App. 09/470,768
Internet audio channel selection system
Inventor:
James Walinski
Patented Case
View Patent ↗
Granted: Apr 30, 2002
Filed: Dec 23, 1999
Inventor
James Walinski
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.