Granted Patent
Utility
US 6,453,281 · App. 08/688,299
Portable audio database device with icon-based graphical user-interface
Inventors:
Timothy Walters, Anil Agarwal, Thomas Russell
Patented Case
View Patent ↗
Granted: Sep 17, 2002
Filed: Jul 30, 1996
Inventors
Timothy Walters
Anil Agarwal
Thomas Russell
Assignee (at issue)
VXi Corporation
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.