Granted Patent
Utility
US 6,742,023 · App. 09/560,106
Use-sensitive distribution of data files between users
Inventors:
Shawn Fanning, John Fanning, Edward Kessler
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Apr 28, 2000
Inventors
Shawn Fanning
John Fanning
Edward Kessler
Assignee (at issue)
Roxio, Inc.
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.